1/2 inch length Screws
478,653 Screws, showing 200, (click on any line for more information)
| Buy from one of our FCH Network Members | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Century | FL | Thumb Screw (Shoulder) | Steel | Zinc/Clear | #6-32 x 1/2 | 6-32 x 1/2 thumb screw type s steel zinc plated (with shoulder) | 1750 | 
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| Century | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 1/2 | parker hannifin 103a10010-02 10-32 x 1/2 trim hex hd m/s ss dfars | 150 | 
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| Century | FL | Machine Screw | Steel | Zinc/Clear | #10-32 x 1/2 | 10-32 x 1/2 phillips fillister hd steel zinc plt | 4560 | 
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| CIF | IL | Self-Tapping Thread Cutting Screw (types f,1,23,25) | Steel | Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.) | #10-24 x 1/2 | #10-24 x 1/2 phillips pan head thread cutting screw type g steel magni 575 (black) 700 hours to red rust | 6459 | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 316, 317, A4 Stainless | Plain | #10 x 1/2 | #10 x 1/2 phillips pan head sms type-a 316 ss 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Machine Screw | 316, 317, A4 Stainless | Plain | #10-32 x 1/2 | 10-32 x 1/2 phillips truss m/s 316 ss | inquire | 
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| Brikksen | FL | Set Screw (Socket Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 1/2 | 6-32 x 1/2 soc set cp 18-8 | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/2 | 4-40 x 1/2 ph pan m/s ss/chrome- | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #6-32 x 1/2 | 6-32 x x1/2 phillips pan m/s ss w/cvs black cvs black coating | inquire | 
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| Brikksen | FL | Machine Screw | Brass | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 slottedrd m/s brass | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 1/2 | 8-32 x 1/2 phillips ovalal m/s ss 100 per box f-72box | 20 | 
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| Brikksen | FL | Machine Screw | Brass | Plain | #10-32 x 1/2 | 10-32 x 1/2 slotted round m/s brass | 24000 | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 316, 317, A4 Stainless | Plain | 8 x 1/2 | 8 x 1/2 phillips ovalal type-a 316ss/euro white | inquire | 
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| Brikksen | FL | Self-Tapping Self-Drilling Screw (Tek etc.) | 400 Stainless (405, 410,416,420,430 etc.) | Plain | 8 x 1/2 | 8 x 1/2 hex washer tek 410ss #2 point | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #8-32 x 1/2 | 8-32 x 1/2 phillips truss m/s ss/black oxide | 2000 | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 4 x 1/2 | 4 x 1/2 phillips ovalal type-a ss | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 316, 317, A4 Stainless | Plain | #14 x 1/2 | 14 x 1/2 phillips flat type-a 316ss | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 1/2 | 6-32 x 1/2 phillips flat m/s ss | 32000 | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 1/2 | 10-32 x 1/2 phillips ovalal m/s ss | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1/2 | 5/16-18 x 1/2 slotted truss head m/s 18-8 ss | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 316, 317, A4 Stainless | Plain | #6 x 1/2 | 6 x 1/2 phillips ovalal type-a 316 ss | 12000 | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6 x 1/2 | 6 x 1/2 phillips flat type-a ss/antique white | inquire | 
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| Brikksen | FL | Self-Tapping Self-Drilling Screw (Tek etc.) | 400 Stainless (405, 410,416,420,430 etc.) | Plain | #6 x 1/2 | 6 x 1/2 sq. dr. pan tek 410ss | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 1/2 | 10-32 x 1/2 phillips ovalal m/s ss/chrome | inquire | 
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| Marshall | MI | Self-Tapping Sheet Metal Screw (types a,b,ab) | Steel | Zinc/Clear | #10 x 1/2 | #10x1/2 phillips truss sms z | 365 | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 1/2 | 10-32 x 1/2 phillips flat m/s ss | 35000 | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 1/2 | 10-24 x 1/2 phillips flat m/s ss/chrome- | 9000 | 
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| Brikksen | FL | Wood Screw | Brass | Plain | #4 x 1/2 | #4 x 1/2 phillips ovalal head wood screw brass 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6 x 1/2 | 6 x 1/2 sq dr ovalal a ss | inquire | 
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| Brikksen | FL | Self-Tapping Thread Cutting Screw (types f,1,23,25) | 400 Stainless (405, 410,416,420,430 etc.) | Plain | #10-24 x 1/2 | 10-24 x 1/2 phillips pan tyf 410ss | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6 x 1/2 | 6 x 1/2 sq truss type-a ss | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 1/2 | 2-56 x 1/2 phillips flat m/s ss | 15000 | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 316, 317, A4 Stainless | Plain | #10 x 1/2 | 10 x 1/2 phillips truss type-a 316ss | 4000 | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6 x 1/2 | 6 x 1/2 hex washer type-a ss | 5000 | 
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| Brikksen | FL | Self-Tapping Thread Cutting Screw (types f,1,23,25) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 1/2 | 10-32 x 1/2 phillips pan ty f ss | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 1/2 | 8-32 x 1/2 phillips ovalal m/s ss 100 per box f-72box | 50 | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10 x 1/2 | #10 x 1/2 phillips pan head sms type-a bp 18-8 ss 100 per clam 5 clams per box-fasco brand | inquire | 
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| Marshall | MI | Machine Screw | Steel | Zinc/Clear | #10-24 x 1/2 | 10-24x1/2 phillips flat m/s z | 11353 | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 1/2 | 8-32 x 1/2 phillips pan head m/s 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1/2 | 5/16-18 x 1/2 phillips round m/s ss | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6 x 1/2 | 6 x 1/2 phillips ovalal type-a ss/chrome plate- | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 1/2 | 8-32 x 1/2 phillips ovalal m/s ss/bo | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 8 x 1/2 | 8 x 1/2 phillips pan a ss/re-s flat black re-s flat black | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10 x 1/2 | #10 x 1/2 phillips truss head sms type-a 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | 2000 | 
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| Brikksen | FL | Machine Screw | 316, 317, A4 Stainless | Plain | #10-24 x 1/2 | 10-24 x 1/2 phillips truss m/s 316 ss | inquire | 
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| Marshall | MI | Self-Tapping Self-Piercing Screw | Plain | #8 x 1/2 | #8x1/2 hwh self piercing white | 3948 | 
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| Brikksen | FL | Set Screw (Socket Head) | 316, 317, A4 Stainless | Plain | #8-32 x 1/2 | 8-32 x 1/2 socket set cup point 316ss | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6 x 1/2 | 6 x 1/2 sq dr ovalal a ss | 33000 | 
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| Brikksen | FL | Set Screw (Socket Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1/2 | 3/8-16 x 1/2 socket set cup point ss knurled | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10 x 1/2 | 10 x 1/2 square truss type-a ss | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 8 x 1/2 | 8 x 1/2 phillips ovalal type-a 18-8ss/chrome-50 per | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10 x 1/2 | 10 x 1/2 phillips ovalal type-a ss | 7000 | 
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| Brikksen | FL | Self-Tapping Thread Cutting Screw (types f,1,23,25) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 phillips pan type-f tcs 18-8ss | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Painted | #6 x 1/2 | 6 x 1/2 ph ovalal a ss/blk paint- | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1/2 | 3/8-16 x 1/2 phillips pan m/s ss | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Chrome Plated | #6 x 1/2 | #6 x 1/2 phillips pan sms chrome ovaler 18-8 ss 50 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Set Screw (Socket Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 soc set con pt ss | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 slottedflat m/s ss | inquire | 
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| Brikksen | FL | Set Screw (Socket Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/8-11 x 1/2 | 5/8-11 x 1/2 socket set cup pt ss | 47000 | 
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| Marshall | MI | Machine Screw | Steel | Zinc/Clear | #10-32 x 1/2 | 10-32x1/2 phillips flat m/s z | 7547 | 
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| Brikksen | FL | Set Screw (Socket Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 1/2 | 10-32 x 1/2 soc set cup pt ss | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 316, 317, A4 Stainless | Plain | #6 x 1/2 | #6 x 1/2 phillips pan head sms type-a 316 ss 100 per small bag 5 small bags per master pack-generic brand | 100 | 
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| Brikksen | FL | Wood Screw | Silicon Bronze | Plain | #8 x 1/2 | #8 x 1/2 slotted round head wood screw silicon bronze 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8 x 1/2 | #8 x 1/2 phillips ovalal head sms type-a 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | 100 | < b> 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | 8 x 1/2 | 8 x 1/2 phillips truss a ss/blk xyl- | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 4 x 1/2 | 4 x 1/2 phillips pan a ss/chrome- | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | 8 x 1/2 | 8 x 1/2 phillips pan type-a 18-8 ss/black oxide- | 900 | 
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| Brikksen | FL | Self-Tapping Thread Cutting Screw (types f,1,23,25) | 400 Stainless (405, 410,416,420,430 etc.) | Plain | #10-32 x 1/2 | 10-32 x 1/2 phillips flat ty f 410 | inquire | 
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| Brikksen | FL | Machine Screw | Steel | Zinc/Clear | #6-32 x 1/2 | 6-32 x 1/2 phillips pan m/s steel zinc with nylon patch | inquire | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | #10 x 1/2 | 10 x 1/2 phillips pan type-ab ss/black xylan | 400 | 
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| EASTERN SCREW | RI | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10 x 1/2 | 10 x 1/2 hex wash type-ab 18-8 100ksi | 7350 | 
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| EASTERN SCREW | RI | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-16 x 1/2 | 10-16 x 1/2 square flat type-ab undercut 18-8 100ksi | 5850 | 
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| SWACO | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 1/2 | 10-32 x 1/2 phillips flat ms 82 deg. ss | 271 | 
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| SWACO | OH | Self-Tapping Sheet Metal Screw (types a,b,ab) | Steel | Plain | #8 x 1/2 | #8x1/2 self-tapping sc ph pan hd a | 550 | 
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| SWACO | OH | Sems Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1/2 | 1/4-20x1/2 indented hex external sems steel zinc plated | 2980 | 
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| SWACO | OH | Machine Screw | Steel | Cadmium/Yellow | #10-32 x 1/2 | screw pan head cruciform recess nas603-8p | 850 | 
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| GLF | OH | Machine Screw | Steel | Cadmium | #10-32 x 1/2 | 10-32x1/2 steel phil/flat m/s cad ii | 650 | 
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| GLF | OH | Self-Tapping Sheet Metal Screw (types a,b,ab) | 400 Stainless (405, 410,416,420,430 etc.) | Plain | #8 x 1/2 | #8 x 1/2 phillips pan hd s/m/s type-a 410 s/s | 302691 | 
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| GLF | OH | Self-Tapping Self-Drilling Screw (Tek etc.) | Steel | Zinc/Clear | #6 x 1/2 | #6 x 1/2 hwh tek screw stl zc | 4588 | 
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| Bossard | AZ | Machine Screw | Steel | Plain | #10-32 x 1/2 m/screw flat hd cap | 439 | 
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| Bossard | AZ | Machine Screw | Steel | Zinc/Clear | #2-56 x 1/2 | 2-56x1/2 phillips pan m/s stl zinc | 1000 | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1/2 | 12-24 x 1/2 slotted round head m/s 18-8 ss 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1/2 | 5/16-18 x 1/2 phillips pan head m/s 18-8 ss 25 per small bag 5 small bags per master pack-generic brand | inquire | 
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| Optimas | IL | Self-Tapping Thread Rolling Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 1/2 | 10-32x1/2 torx pan t/s stainless steel waxed trilobe per drawing | 30340 | 
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| American | WI | Set Screw (Socket Head) | Steel | Plain | 5/16-18 x 1/2 | 5/16-18x1/2 nc soc set screw cone pt-patch | 1045 | 
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| UNEEDA | NJ | Self-Tapping Self-Piercing Screw | Steel | Plain | #8 x 1/2 | #8x1/2 slotted hex w/h self pierce | 33000 | 
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| UNEEDA | NJ | Self-Tapping Self-Piercing Screw | Steel | Plain | #8 x 1/2 | #8x1/2 slotted hex w/h self pierce | 67000 | 
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| Delta | TX | Machine Screw | Brass | Plain | #6-32 x 1/2 | slotted pan m/s brass 6-32x1/2 | 294 | 
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| Delta | TX | Machine Screw | Steel | Zinc/Clear | #10-24 x 1/2 | slotted truss m/s | 5200 | 
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| NBS | IL | Self-Tapping Self-Drilling Screw (Tek etc.) | Steel | Zinc/Clear | #8 x 1/2 | #8x1/2 hwh self drilling screw-#2 point-zinc | 25000 | 
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| AIH | AZ | Machine Screw | Brass | Black Oxide | #6-32 x 1/2 | ms35214-27 screw brass | 180 | 
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| AIH | AZ | Set Screw (Socket Head) | 316, 317, A4 Stainless | Plain | #8-32 x 1/2 | 8-32x1/2 socket set-cup pt 316 s/s | 5088 | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 316, 317, A4 Stainless | Plain | 8 x 1/2 | 8 x 1/2 phillips pan type-a 316ss/euro white | inquire | 
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| Brikksen | FL | Self-Tapping Self-Drilling Screw (Tek etc.) | 400 Stainless (405, 410,416,420,430 etc.) | Plain | 8 x 1/2 | 8 x 1/2 phillips flat tek 410ss #1 point | 3000 | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 phillips pan m/s ss | 35000 | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 4 x 1/2 | 4 x 1/2 phillips flat type-a ss | 79000 | 
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| Brikksen | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10 x 1/2 | 10 x 1/2 phillips truss type-a ss | 42000 | 
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| Brikksen | FL | Machine Screw | Brass | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 phillips flat m/s brass | inquire | 
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| Brikksen | FL | Machine Screw | 316, 317, A4 Stainless | Plain | #4-40 x 1/2 | 4-40 x 1/2 phillips pan m/s 316ss | inquire | 
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| Brikksen | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 1/2 | 10-24 x 1/2 phillips flat m/s ss/chrome- | 10000 | 
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| Brikksen | FL | Wood Screw | Silicon Bronze | Plain | #4 x 1/2 | #4 x 1/2 r&p (frearson drive) flat head wood screw silicon bronze 100 per small bag 5 small bags per master pack-generic brand | inquire | 
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| BEACON | IL | Self-Tapping Thread Rolling Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #4-20 x 1/2 | 4-20 x 1/2 phillips pan head 48-2 trilobe thread forming screw 18-8 stainless steel passivated & wax | 265000 | 
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| Hewes | NY | Wood Screw | Steel | Zinc/Clear | #8 x 1/2 | 8x 1/2 phil flat w/s zinc pl | 6880 | 
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| FasSpcMfg | FL | Set Screw (Socket Head) | Ni-Cu Alloy (Monel, K-Monel, etc.) | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 socket set screw cup point ni-cu 400 (monel) | 51 | 
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| FasSpcMfg | FL | Set Screw (Socket Head) | Superalloy (Inconel, Hastelloy, Alloy 20) | Plain | 1/2-13 x 1/2 | 1/2-13 x 1/2 socket set screw cup point al6xn | 3 | 
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| OneMonroe | MA | Self-Tapping Thread Rolling Screw | Steel | Zinc/Clear | #8-32 x 1/2 | 8-32 x 1/2 phillips pan tfs nib rohs stl z/cl wax | 36529 | 
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| OneMonroe | MA | Machine Screw | Steel | Zinc/Clear | #4-40 x 1/2 | 4-40 x 1/2 ms phil/flat w/uc steel/zinc | 9595 | 
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| Alma Bolt | MI | Wood Screw | Brass | Plain | #4 x 1/2 | #4 x 1/2 | brass flat slotted wood screw | 90 | 
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| Alma Bolt | MI | Machine Screw | Plain | #6-40 x 1/2 | #6-40 x 1/2 sae | round slotted machine screw | 90 | 
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| Alma Bolt | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1/2 | 5/16-18 x 1/2 | st st round slottedm/s | 90 | 
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| Alma Bolt | MI | Set Screw (Socket Head) | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 w/nylon patch | socket set screw flat point | 700 | 
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| Alma Bolt | MI | Set Screw (Socket Head) | Plain | 1/4-28 x 1/2 | 1/4-28 x 1/2 sae | socket set screw flat point | 12 | 
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| Alma Bolt | MI | Set Screw (Socket Head) | Plain | 5/16-24 x 1/2 | 5/16-24 x 1/2 sae | socket set screw half-dog | 65 | 
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| Alma Bolt | MI | Set Screw (Socket Head) | Plain | #10-32 x 1/2 | #10-32 x 1/2 soc set screw w/p | nylok processed socket product | 70 | 
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| OneMonroe | MA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1/2 | 1/4-20 x 1/2 phillips round m/s plated | 100 | 
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| OneMonroe | MA | Self-Tapping Sheet Metal Screw (types a,b,ab) | Brass | Plain | #6 x 1/2 | #6 x 1/2 phillips round s/m/s type-brass | 100 | 
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| OneMonroe | MA | Machine Screw | Steel | Zinc/Clear | #6-32 x 1/2 | 6-32 x 1/2 slottedround m/s plated | 430 | 
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| OneMonroe | MA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 1/2 | 8-32 x 1/2 phillips truss m/s nd nylon patch stainless | 8000 | 
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| OneMonroe | MA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1/2 | 12-24 x 1/2 phillips flat m/s undercut stainless | 125 | 
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| OneMonroe | MA | Sems Machine Screw | Steel | Zinc/Clear | #8-32 x 1/2 | screw square cone sems 8-32x1/2 pan head/phillips drive steel zinc | 925 | 
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| OneMonroe | MA | Set Screw (Socket Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 1/2 | 1/4-28 x 1/2 socket set screw cup point-18.8 stainless steel | 500 | 
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| OneMonroe | MA | Machine Screw | Steel | Zinc/Green | #10-32 x 1/2 | #10-32 x 1/2 zinc-green slotted indented hex washer head machine screw | 3960 | 
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| Empire | WA | Self-Tapping Thread Rolling Screw | Steel | Plain | #6-19 x 1/2 | 6-19 x 1/2 pan phl thread rolling screw for plastic sc | 6000 | 
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| Field Fas | IL | Self-Tapping Drive Screw (type u) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 8 x 1/2 | round u drive screw 18-8 stain 8 x 1/2 | 34 | 
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| Field Fas | IL | Self-Tapping Thread Cutting Screw (types f,1,23,25) | Steel | Zinc/Clear | 1/4-20 x 1/2 | 1/4-20 x 1/2 unslotted hex washr thread cutter type-f stl zc | 3250 | 
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| Irwin Ind | Ont | Self-Tapping Sheet Metal Screw (types a,b,ab) | Steel | Zinc/Clear | #6 x 1/2 | 6x1/2 pan phil type-b t/s steel zinc trivalent clear b18.6.4 | 33000 | 
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| Irwin Ind | Ont | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #10-32 x 1/2 | 10-32x1/2 pan phil m/screw 18.8 s/s black oxide coated b18.6.3 | 2000 | 
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| Raw Produ | NJ | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #2-56 x 1/2 | torx pan head ms black oxide 304 ss #2-56 x 1/2-t8 drive no pin | 7045 | 
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| Raw Produ | NJ | Self-Tapping Sheet Metal Screw (types a,b,ab) | 316, 317, A4 Stainless | Plain | #8 x 1/2 | phillips truss head sms 316 ss #8 x 1/2 | 4781 | 
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| Raw Produ | NJ | Machine Screw | Silicon Bronze | Plain | #10-24 x 1/2 | slotted flat head ms silicon bronze #10-24 x 1/2 | 388 | 
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| Raw Produ | NJ | Self-Tapping Sheet Metal Screw (types a,b,ab) | 316, 317, A4 Stainless | Plain | #10 x 1/2 | phillips truss head sms 316 ss #10 x 1/2 | 2113 | 
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| Raw Produ | NJ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #6-32 x 1/2 | phillips flat head ms black oxide 304 ss #6-32 x 1/2 | 704 | 
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| Raw Produ | NJ | Self-Tapping Self-Drilling Screw (Tek etc.) | Steel | Plain | #8 x 1/2 | phillips wafer head w/self drilling point-brown-#8 x 1/2 | 500 | 
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| Raw Produ | NJ | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 1/2 | phillips pan head sems screw with internal tooth lock washer zinc #4-40 x 1/2 | 11989 | 
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| Raw Produ | NJ | Wood Screw | Brass | Plain | #4 x 1/2 | brass slotted round head wood screws #4 x 1/2 | 500 | 
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| Raw Produ | NJ | Wood Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6 x 1/2 | phillips flat head wood screws 304 ss #6 x 1/2 | 1940 | 
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| Raw Produ | NJ | Set Screw (Socket Head) | 316, 317, A4 Stainless | Plain | 7/16-20 x 1/2 | socket set screw 316 ss 7/16-20 x 1/2 | 268 | 
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| Fastenerc | OH | Self-Tapping Sheet Metal Screw (types a,b,ab) | Steel | Zinc/Clear | #6 x 1/2 | 6 x 1/2 steel round phill sms-a zinc | 5650 | 
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| Fastenerc | OH | Sems Machine Screw | Steel | Nickel Plated | #8-32 x 1/2 | 8-32 x 1/2 steel pan slottedint sems nickel | 3023 | 
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| QCS | OR | Self-Tapping Thread Rolling Screw | Steel | Zinc/Yellow | 1/4-20 x 1/2 | 1/4-20x1/2 phil pan tfs zinc yellow | 2515 | 
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| QCS | OR | Self-Tapping Sheet Metal Screw (types a,b,ab) | Steel | Zinc/Clear | #4 x 1/2 | 4x1/2 slotted pan s/m/s type-ab zinc | 5659 | 
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| Accutite | CA | Self-Tapping Thread Rolling Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-20 x 1/2 | 4-20 x 1/2 torx pan plastite 48-2 s/s plastisol under head st-3 full thread per print rc341224 | 12749 | 
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| F. Solutions | OH | Machine Screw | Nylon (Polyamide) | Plain | #6-32 x 1/2 | slotted round head machine screw 6-32x1/2 nylon | 800 | 
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| Wurth Ind | IN | Set Screw (Socket Head) | Steel | Plain | 5/16-24 x 1/2 | hex socket set screw screw cup point alloy 5/16-24x1/2 steel plain | 2400 | 
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| Wurth Ind | IN | Set Screw (Square Head) | Steel | Zinc/Clear | 1/4-20 x 1/2 | square head set screw cup point chard zn 1/4-20x1/2 steel zinc/clear | 200.707888 | 
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| Wurth Ind | IN | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 1/2 | slotted truss head machine screw ph 8-32x1/2 300 stainless (a1,a2, 18-8,304,310 etc.) plain | 26407 | 
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| Wurth Ind | IN | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10 x 1/2 | truss head type-a sheet metal screw ph 10x1/2 300 stainless (a1,a2, 18-8,304,310 etc.) plain | 15491 | 
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| National | Ont | Thumb Screw (Plain) | Steel | Plain | 3/8-16 x 1/2 | 3/8-16x1/2 thumb screw nyl | 1000 | 
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| National | Ont | Self-Tapping Sheet Metal Screw (types a,b,ab) | Steel | Zinc/Clear | #8-18 x 1/2 | 8-18 x 1/2 truss tyab white zptri | 203000 | 
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| National | Ont | Machine Screw | Steel | Zinc/Clear | #8-32 x 1/2 | 8-32x1/2 flat phil ms sz | 90 | 
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| WINA | MN | Machine Screw | Brass | Brass Plated | 6-32 x 1/2 | flat head machine screw 100 18 8 ph 6-32x1/2 | 1400 | 
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| WINA | MN | Self-Tapping Thread Rolling Screw | Steel | Zinc/Black | 10-14 x 1/2 | unslotted hex washer head thread rolling screw for plastic st bz 10-14x1/2 | 195663 | 
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| Mansco | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 pan phil m/s 18-8 s.s. w/precote 80 | 10472 | 
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| Mansco | MI | Self-Tapping Sheet Metal Screw (types a,b,ab) | Silicon Bronze | Painted | #3-28 x 1/2 | 3-28x1/2 flat phil type-ab stat bronze | 1050 | 
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| Mansco | MI | Set Screw (Socket Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1/2 | socket set scr knurl cup pt 18-8 s/s 100/box | 200 | 
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| Mansco | MI | Self-Tapping Thread Cutting Screw (types f,1,23,25) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 1/2 pan phil ty-f metal tc scr 18-8 s.s. | 7000 | 
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| Mansco | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 1/2 | 6-32x1/2 pan phil m/s 18-8 s/s w/precote 80 per print | 8488 | 
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| Mansco | MI | Self-Tapping Thread Rolling Screw | Steel | Nickel Plated | 10-32 x 1/2 pan sq/phil tri-lobe metal tf scr nickel plate w/serr semi gimlet pt | 22440 | 
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| Mansco | MI | Self-Tapping Sheet Metal Screw (types a,b,ab) | Steel | Zinc/Black | #10-12 x 1/2 | 10-12x1/2 pan phil type-a triv blk znc | 473958 | 
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| Mansco | MI | Machine Screw | Steel | Zinc/Black | #10-32 x 1/2 | 10-32x1/2 pan phil m/s triv blk znc | 22146 | 
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| AFI | FL | Machine Screw | Steel | Zinc/Clear | #4-40 x 1/2 | 4-40x1/2 phil pan ms st zn rohs () () | 1388 | 
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| AFI | FL | Machine Screw | Steel | Zinc/Clear | #12-24 x 1/2 | 12-24x1/2 phil rd ms st zn () () | 1931 | 
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| AFI | FL | Self-Tapping Sheet Metal Screw (types a,b,ab) | Steel | Zinc/Clear | #10-16 x 1/2 | #10-16x1/2 slot ind hex wash hd 25 stzn () () | 3398 | 
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| AFI | FL | Machine Screw | Steel | Zinc/Clear | #6-32 x 1/2 | 6-32x1/2 phil flat ms st zn () () | 10900 | 
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| Global Fa | TX | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Zinc/Black | #6-32 x 1/2 | #6-32x1/2 ss phil/panvibratite black/zinc | 2600 | 
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| Olander | CA | Machine Screw | Brass | Plain | 8-32 x 1/2 slot flat br pln | 65 | 
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| Olander | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 4-40 x 1/2 phil flat ms sst | 440 | 
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| Olander | CA | Thumb Screw (Plain) | Brass | Plain | 6-32 x 1/2 w/f thumbscr br | 8 | 
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| Olander | CA | Machine Screw | Steel | Zinc/Clear | 832 x 1/2 phil flat stl znc patch | 6 | 
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| Olander | CA | Machine Screw | Brass | Plain | 6-32 x 1/2 slot pan hd br pln | 498 | 
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| Olander | CA | Machine Screw | Steel | Plain | 1/4-20 x 1/2 slot pan hd nyl | 112 | 
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| Olander | CA | Machine Screw | Steel | Cadmium/Yellow | 8-32 x 1/2 phil flat 100 dg alloy cadii | 200 | 
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| Olander | CA | Self-Tapping Sheet Metal Screw (types a,b,ab) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-18 x 1/2 | 6-18 x 1/2 but hd torx t-a t-r sst rohs () () | 311 | 
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| Olander | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/2 | 4-40x1/2 phillips pan vnt sst rohs () () | 200 | 
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| Olander | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1/2 | 1/4-20 x 1/2 ph pan patch stl zn cr3 () () | 9411 | 
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| Mansco | MI | Self-Tapping Thread Cutting Screw (types f,1,23,25) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 10-24 x 1/2 pan phil ty-f metal tc scr 18-8 s.s. | 1100 | 
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| Scrooscoop | CA | Self-Tapping Self-Piercing Screw | Steel | Painted | #8-15 x 1/2 | #8-15 x 1/2 self-piercing screws, 1/4 indented hex washer head slotted, twin lead, full thread, sharp point, steel zinc pltd, head painted sand | 11,000 | 
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| Scrooscoop | CA | Self-Tapping Self-Piercing Screw | 400 Stainless (405, 410,416,420,430 etc.) | Painted | #8-15 x 1/2 | #8-15 x 1/2 self-piercing screws, 1/4 indented hex washer head unslotted, twin lead, full thread, sharp point, 410 stainless dacro 1000hr, head painted herringbone | 11,000 | 
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| Scrooscoop | CA | Self-Tapping Self-Piercing Screw | Steel | Painted | #8-15 x 1/2 | #8-15 x 1/2 self-piercing screws, 1/4 indented hex washer head slotted, twin lead, full thread, sharp point, steel zinc pltd, head painted rolx cobblestone | 12,000 | 
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| Hodell | OH | Machine Screw | Steel | Zinc/Clear | #4-40 x 1/2 | 4-40x1/2 slotted indented hex m/s steel zinc | 1700 | 
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| Hodell | OH | Machine Screw | Steel | Zinc/Clear | #10-32 x 1/2 | 10-32x1/2 unslotted indented hex m/s zn | 2050 | 
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| Arden | WI | Machine Screw | Steel | Zinc/Yellow | #6-32 x 1/2 | 632x1/2 phillips flat ms zy | inquire | 
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| Arden | WI | Self-Tapping Thread Cutting Screw (types f,1,23,25) | Steel | Zinc/Clear | #8-32 x 1/2 | 832x1/2 slotted hwh type-f zc | inquire | 
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| Arden | WI | Self-Tapping Sheet Metal Screw (types a,b,ab) | Steel | Zinc/Clear | #6 x 1/2 | 6x1/2 slotted pn type-a zc | inquire | 
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| Arden | WI | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | 400 Stainless (405, 410,416,420,430 etc.) | Zinc/Clear | 1 x 1/2 | 1420x1/2 one-way round ms zc | inquire | 
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| Arden | WI | Set Screw (Square Head) | Grade 8 | Plain | 3816 x 1/2 | 3816x1/2 square set cup pt gr8 | inquire | 
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| Arden | WI | Machine Screw | Steel | Zinc/Yellow | #10-32 x 1/2 | 1032x1/2 phillips truss ms zy | inquire | 
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| Arden | WI | Self-Tapping Thread Cutting Screw (types f,1,23,25) | Steel | Black Oxide | #8-32 x 1/2 | 832x1/2 phillips pn type-23 blk | inquire | 
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| THRDFAST | MS | Machine Screw | Steel | Zinc/Clear | #6-32 x 1/2 | slotted round m/s b18.6.3 | 40 | 
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| THRDFAST | FL | Machine Screw | 400 Stainless (405, 410,416,420,430 etc.) | Plain | #10-24 x 1/2 | 410 ss slotted hex washer m/s type-f b18.6.3 | 6 | 
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| THRDFAST | AL | Self-Tapping Self-Drilling Screw (Tek etc.) | Steel | Plain | #12 x 1/2 | #12x1/2 hwh #3 point b18.6.4 | 50 | 
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| Valley Nu | WA | Self-Tapping Sheet Metal Screw (types a,b,ab) | Steel | Zinc/Black | #14 x 1/2 | indented hwh no slotted sms zb | 2237 | 
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| Valley Nu | WA | Thumb Screw (Plain) | Steel | Zin c/Black | #8 x 1/2 | type p thumb zb | 96 | 
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| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | #4-40 x 1/2 | nc fill slotted zb | 1500 | 
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