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#12 Machine Screws (ASME B18. 6.3)
Machine Screws are uniformly threaded screws which are designed to be screwed into pre-drilled, pre-threaded holes, or in conjunction with a nut, usually with a diameter less than 1/4inch. Larger diameter machine screws with a hex head are usually referred to as machine bolts.
144 results, (click on any line for more information)
| Search Results Sponsored by ISSCO, Inc., your source for Machine Screws. For more results, visit isscoinc.com | ||||||||
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Buy Machine Screws from one of our FCH Network Members | ||||||||
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1/2 | #12-24x1/2 torx flat m/s 18-8 s/s b18.6.3 () () () | 50 |
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| GLF | OH | Machine Screw | Steel | Zinc/Black | #12-24 x 3/4 | #12-24x3/4 combo pan m/s dog pt 1022 stl zinc black b18.6.3 () () () | 8108 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | #12-24 x 2 1/2 | #12-24x2-1/2 phil pan m/s stl zc b18.6.3 () () () | 150 |
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| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 3/4 | #12-24x3/4 phil flat m/s 18-8 s/s b18.6.3 () () () | 90 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | #12-24 x 1/2 | #12-24x1/2 phil flat m/s stl zc b18.6.3 () () () | 1050 |
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| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 1/4 | #12-24x1-1/4 phil pan m/s 18-8 s/s b18.6.3 () () () | 496 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | #12-24 x 1/4 | #12-24x1/4 phil pan m/s stl zc b18.6.3 () () () | 2000 |
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| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 | #12-24x1 phil pan m/s stl 18-8 s/s b18.6.3 () () () | 50 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | #12-24 x 5/16 | #12-24x5/16 phil pan m/s stl zc b18.6.3 () () () | 100 |
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| Irwin Ind | Ont | Machine Screw | Steel | Zinc/Clear | #12-24 x 3/4 | 12-24 x 3/4 pan phil m/screw steel zinc plated b18.6.3 | 990 |
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| Ababa | CA | Machine Screw | Steel | Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.) | #12 x 8 | #12 x 8 perma-seal dk screw-#3 phil pan b18.6.3 | 4 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 | 12-24 x 1 p-flat m/s s/s b18.6.3 | 613 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 | 12-24 x 1 p-flat m/s stl znc b18.6.3 | 100 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 | 12-24 x 1 p-oval m/s s/s b18.6.3 | 14360 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 | 12-24 x 1 p-pan m/s s/s b18.6.3 | 505 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 | 12-24 x 1 p-pan mach screw .450 nylon strip s/s b18.6.3 | 1231 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 | 12-24 x 1 p-pan m/s stl znc b18.6.3 | 1699 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 | 12-24 x 1 s-flat m/s stl znc b18.6.3 | 100 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 1/4 | 12-24 x 1 1/4 p-oval m/s s/s b18.6.3 | 1490 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 1/4 | 12-24 x 1 1/4 p-pan m/s stl znc b18.6.3 | 200 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 1/2 | 12-24 x 1 1/2 p-flat m/s s/s b18.6.3 | 213 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 1/2 | 12-24 x 1 1/2 p-pan mach screw s/s b18.6.3 | 7 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 1/2 | 12-24 x 1 1/2 s-flat m/s stl znc b18.6.3 | 2357 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 2 | 12-24 x 2 p-flat m/s stl znc b18.6.3 | 200 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1/4 | 12-24 x 1/4 s-oval m/s s/s b18.6.3 | 181 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 3/8 | 12-24 x 3/8 p-pan m/s s/s b18.6.3 | 308 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 3/8 | 12-24 x 3/8 p-pan m/s stl znc b18.6.3 | 100 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1/2 | 12-24 x 1/2 p-flat m/s s/s b18.6.3 | 433 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1/2 | 12-24 x 1/2 p-flat m/s u/cut s/s b18.6.3 | 400 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1/2 | 12-24 x 1/2 p-pan m/s stl znc b18.6.3 | 100 |
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| ASMC | IL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 7/8 | #12-24x7/8 (ft) coarse machine screw phil pan hd ss18-8 b18.6.3 | 450 |
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| ASMC | IL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 4 | #12-24x4 (ft) coarse machine screw phil pan hd ss18-8 b18.6.3 | 400 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 | 12-24 x 1 p-flat m/s s/s b18.6.3 | 200 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 | 12-24 x 1 p-flat m/s stl znc b18.6.3 | 300 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 | 12-24 x 1 p-oval m/s s/s b18.6.3 | 50 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 1/4 | 12-24 x 1 1/4 p-oval m/s s/s b18.6.3 | 150 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 3/4 | 12-24 x 3/4 p-flat m/s s/s b18.6.3 | 100 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 1/2 | 12-24 x 1 1/2 p-flat m/s s/s b18.6.3 | 100 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 1/2 | 12-24 x 1 1/2 p-flat m/s stl znc b18.6.3 | 200 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 3/8 | 12-24 x 3/8 p-pan m/s s/s b18.6.3 | 200 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1/2 | 12-24 x 1/2 p-flat m/s s/s b18.6.3 | 200 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1/2 | 12-24 x 1/2 p-flat m/s stl znc b18.6.3 | 200 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1/2 | 12-24 x 1/2 p-rnd m/s stl znc b18.6.3 | 100 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 5/8 | 12-24 x 5/8 p-flat m/s stl znc b18.6.3 | 100 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 5/8 | 12-24 x 5/8 phil-pan mach screw s/s b18.6.3 | 400 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 3/4 | 12-24 x 3/4 p-pan m/s s/s b18.6.3 | 100 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 3/4 | 12-24 x 3/4 p-rnd m/s s/s b18.6.3 | 100 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 | 12-24 m/s n.i.l/n nm series s/s b18.6.3 | 200 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 1/2 | 12-24 x 1 1/2 p-flat m/s type-f hrd stl znc b18.6.3 | 450 |
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| SII | IN | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 3/8 | #12-24x1 3/8 (ft) unc machine screws phillips flat head coarse stainless a2 b18.6.3 | 500 |
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| SII | IN | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 1/2 | 12-24 x 1-1/2 machine screws philips pan head stainless 18-8 b18.6.3 | 250 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | #12-24 x 1/2 | 12-24x1/2 slotted flat m/s zinc b18.6.3 | 5500 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | #12-24 x 3/4 | 12-24x3/4 phil pan m/s zinc b18.6.3 | 1511 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 | 12-24x1 indented hex machine screw zinc b18.6.3 | 1000 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 1/4 | #12-24x1 1/4 slotted round steel machine screw zinc b18.6.3 | 100 |
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| QFC | TX | Machine Screw | Steel | Zinc/Yellow | #12-24 x 5/16 | 12-24x5/16 slotted round m/s zinc/yellow b18.6.3 | 180 |
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| QFC | TX | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1/2 | 12-24x1/2 phil pan m/s 18-8 s/s b18.6.3 | 5862 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | #12-24 x 1/2 | 12-24x1/2 hwh slotted tyc trivalent clear b18.6.3 | 923 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | #12-24 x 3/4 | 12-24x3/4 phil flat m/s type-f zinc b18.6.3 | 12000 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | #12-24 x 3/4 | 12-24x3/4 phil flat m/s type-f zinc b18.6.3 | 3000 |
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| B & K FAST | PA | Machine Screw | Brass | Plain | #12-24 x 3/8 | 12/24 x 3/8 slotted flat machine screws brass b18.6.3 | 323 |
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| B & K FAST | PA | Machine Screw | Brass | Plain | #12-24 x 1/2 | 12/24 x 1/2 slotted round machine screws brass b18.6.3 | 48 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1/2 | 12/24 x 1/2 phil flat machine screws zinc b18.6.3 | 7000 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #12-24 x 3/4 | 12/24 x 3/4 phil flat machine screws zinc b18.6.3 | 3775 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #12-24 x 2 1/2 | 12/24 x 2 1/2 phil flat machine screws zinc b18.6.3 | 495 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #12-24 x 3 | 12/24 x 3 phil flat machine screws zinc b18.6.3 | 390 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1/2 | 12/24 x 1/2 slotted round machine screws zinc b18.6.3 | 1561 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #12-24 x 3/4 | 12/24 x 3/4 slotted round machine screws zinc b18.6.3 | 1917 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #12-24 x 2 1/2 | 12/24 x 2 1/2 slotted round machine screws zinc b18.6.3 | 1111 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #12 x 1/2 | #12 x 1/2 hwh slotted s m s zinc b18.6.3 | 4854 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #12 x 2 | #12 x 2 hwh slotted s m s zinc b18.6.3 | 8018 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #12 x 5/8 | #12 x 5/8 phillips pan hd s m s zinc b18.6.3 | 18557 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #12 x 3/4 | #12 x 3/4 phillips pan hd s m s zinc b18.6.3 | 16428 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #12 x 2 | #12 x 2 phillips pan hd s m s zinc b18.6.3 | 1263 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #12 x 5/8 | #12 x 5/8 slotted pan hd s m s zinc b18.6.3 | 8342 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12 x 3/4 | #12 x 3/4 slotted hwh s m s 18-8 stainless b18.6.3 | 7215 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12 x 2 | #12 x 2 slotted hwh s m s 18-8 stainless b18.6.3 | 1174 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12 x 1/2 | #12 x 1/2 phil pan s m s 18-8 stainless b18.6.3 | 620 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12 x 1 1/4 | #12 x 1 1/4 phil pan s ms 18-8 stainless b18.6.3 | 4835 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12 x 3 | #12 x 3 phil pan s m s 18-8 stainless b18.6.3 | 273 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 3 | machine screw flat82 slotted 12-24x3 partially threaded steel zinc plated dull b18.6.3 | 107 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 2 1/2 | #12-24x2 1/2 (ft) flat head phil screws machine screws machine screw flat head phillips zinc cr+3 (inch) b18.6.3 | 100 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 | #12-24x1 phillips pan machine screw steel zinc b18.6.3 | 300 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | #12-24 x 1/2 | phil flat m/s type-b18.6.3 | 14,535 |
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| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 3/4 | 18-8 ss phil pan m/s b18.6.3 | 8,940 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 1/2 | phil pan m/s b18.6.3 | 6,906 |
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| THRDFAST | FL | Machine Screw | Brass | Plain | #12-24 x 1/2 | slotted round m/s b18.6.3 | 3,995 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | #12-24 x 3/8 | phil pan m/s b18.6.3 | 1,900 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 1/2 | slotted round m/s b18.6.3 | 1,480 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | #12-24 x 3/4 | slotted flat m/s b18.6.3 | 1,100 |
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| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 1/4 | 18-8 ss slotted flat m/s b18.6.3 | 686 |
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| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 1/4 | 18-8 ss slotted round m/s b18.6.3 | 573 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | #12-24 x 2 1/2 | slotted round m/s b18.6.3 | 464 |
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| THRDFAST | FL | Machine Screw | Brass | Plain | #12-24 x 1 1/2 | slotted round m/s b18.6.3 | 401 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | #12-24 x 1/4 | slotted round m/s b18.6.3 | 380 |
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| THRDFAST | FL | Machine Screw | Brass | Plain | #12-24 x 3/4 | slotted flat m/s b18.6.3 | 355 |
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| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 5/8 | 18-8 ss slotted round m/s b18.6.3 | 321 |
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| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 3/8 | 18-8 ss slotted round m/s b18.6.3 | 322 |
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| THRDFAST | FL | Machine Screw | Brass | Plain | #12-24 x 2 | slotted round m/s b18.6.3 | 312 |
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| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1 | 18-8 ss slotted flat m/s b18.6.3 | 298 |
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| THRDFAST | FL | Machine Screw | Brass | Plain | #12-24 x 2 1/4 | slotted round m/s b18.6.3 | 231 |
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| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 1/4 | 18-8 ss slotted flat m/s b18.6.3 | 208 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | #12-24 x 1 | slotted indented hex m/s b18.6.3 | 168 |
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