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7/8 Counterbore Screws
12-point Flange Screws, Counterbore Screws, Ferry Head Cap Screws or Counterbore Screws, feature a 12 point head and a flanged bearing surface. Usually fully threaded, the 12-point design provides for higher tightening torque, without edge rounding and they are covered under ASME Standard B18.2.1
40 results, (click on any line for more information)
| Search Results Sponsored by Metric Threaded Products, Inc., your source for 12 Point Flange Screws. For more results, visit www.metric-threaded.com | ||||||||
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Buy Counterbore Screws from one of our FCH Network Members | ||||||||
| WSB | KY | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 1 3/4 | screw 12pt flange alloy (pl) 7/8-9x1 3/4 b18.2.1 | 62 |
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| Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 2 | nc 12 pt fl/b pl | 2 |
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| Jackson | MS | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 2 | nc ferry c/s | 142 |
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| ISSCO | MO | 12 Point Flange Screw (CounterBore) | Steel | Zinc/Clear | 7/8-14 x 2 | 12 point counterbore screw z/stress | 495 |
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| Wurth | IN | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 2 | 7/8-9 x 2 countr-bor alloy pack 50 per poly bag | 412 |
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| ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 2 | coarse 12-point fl/b | 10 |
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| ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 2 1/4 | 7/8-9x2 1/4 coarse 12-point flange screw alloy pln b18.2.1 | 16 |
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| Endries | WI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 2 1/4 | 7/8-9x2-1/4 alloy stl 170 000 psi 12 point flange screw | 10 |
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| ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-14 x 2 1/2 | 7/8-14x2 1/2 fine 12-point flange screw alloy pln b18.2.1 | 13 |
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| Hayes | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 2 1/2 | 7/8-9 x 2 1/2 12 pt. ctrbr screw alloy | 5 |
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| SunPack | FL | 12 Point Flange Screw (CounterBore) | Grade B7 | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | 7/8-9 x 2 3/4 | 7/8-9x2-3/4 a193 b7 12pt ferry head bolt ptfe blue | 2 |
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| SunPack | FL | 12 Point Flange Screw (CounterBore) | Grade B7 | Fluoropolymer-Based (Xylan, Fluorokote, Teflon) | 7/8-9 x 2 3/4 | 7/8-9x2-3/4 a193 b7 12pt ferry head bolt ptfe blue | 2 |
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| WDMB | IA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 2 3/4 | screw 12pt flange alloy (pl) 7/8-9x2 3/4 (W030) | 103 |
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| ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-14 x 2 3/4 | 7/8-14x2 3/4 fine 12-point flange screw alloy pln b18.2.1 | 4 |
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| CIF | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8 x 3 | 7/8x3 12 point flange bolt blank 1 oversized body 4140 36-40 rc plain (20) (20) (20) () | 20 |
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| Hayes | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 3 | 7/8-9 x 3 12 pt. ctrbr screw alloy | 8 |
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| GLF | OH | 12 Point Flange Screw (CounterBore) | Superalloy (Inconel, Hastelloy, Alloy 20) | Plain | 7/8-14 x 3 1/4 | 7/8-14x3-1/4 12-pt flange bolt 17-4 ph s/s b18.2.1 () () () | 100 |
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| OBRIEN | OH | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-14 x 3 1/4 | 12 pt fl/bs | 4 |
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| Dan-Loc | TX | 12 Point Flange Screw (CounterBore) | Grade B7 | Plain | 7/8-9 x 3 1/4 | 7/8-9x3-1/4 c/s 12 pt b7/l7 pl full thread | 4411 |
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| GLF | OH | 12 Point Flange Screw (CounterBore) | Superalloy (Inconel, Hastelloy, Alloy 20) | Plain | 7/8-9 x 3 3/4 | 7/8-9x3-3/4 12-pt flange bolt 17-4 ph s/s b18.2.1 () () () | 100 |
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| MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 3 3/4 | 12pt fl/b sc-cntrbore | 136 |
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| B & K FAST | PA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-14 x 4 | 7/8-14 x 4 12 pt flange bolts b18.2.1 | 1 |
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| Wurth | IN | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 4 | 7/8-9 x 4 countr bor screw per print rev .007 | 108 |
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| MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 4 | 7/8-9 x 4in 12pt flange sc-counterbore | 27 |
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| Liberty | IL | 12 Point Flange Screw (CounterBore) | Grade 8 | Plain | 7/8-9 x 4 1/4 | 12-point c/s | 29 |
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| General F | MI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 4 1/4 | 7/8-9 x 4.25 12-pt ctrb scr q29 b18.2.1 | 3967 |
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| Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-14 x 4 1/2 | 7/8-14 x 4 1/2 inch 12 point cap screw alloy b18.2.1 | 9 |
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| Jackson | MS | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-14 x 4 1/2 | nf ferry c/s | 9 |
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| Jackson | MS | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-14 x 4 3/4 | nf ferry c/s | 8 |
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| Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 5 | nc 12 pt fl/b pl | 4 |
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| Jackson | MS | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-14 x 5 | nf ferry c/s | 50 |
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| WSB | KY | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 5 | screw 12pt flange alloy (pl) 7/8-9x5 b18.2.1 | 60 |
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| Endries | WI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 6 1/2 | 7/8-9x6-1/2 alloy stl 170 000 psi 12 point flange screw plain | 6 |
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| Wurth | IN | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 6 1/2 x 6 | 7/8-9x6 1/2 countr-bor 7/8-9x6 1/2w/2.25thd | 290 |
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| Wurth | IN | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 6 1/2 x 6 | 7/8-9x6 1/2 countr-bor 7/8-9x6 1/2w/2.25thd pack 5 | 140 |
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| Raw Produ | NJ | 12 Point Flange Screw (CounterBore) | Steel | Galvanized | 7/8-9 | hex cap screws hdg 7/8-9 x 12 pt | 42 |
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| WINA | MN | 12 Point Flange Screw (CounterBore) | Aluminum | Plain | 7/8-9 x 7 | scr 12pt flange alloy pl 7/8-9x7 | 770 |
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| Wurth Ind | IN | 12 Point Flange Screw (CounterBore) | Steel | Plain | 7/8-9 x 7 | scr 12pt flange alloy pl 7/8-9x7 steel plain | 770 |
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| Raw Produ | NJ | 12 Point Flange Screw (CounterBore) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 7/8-9 | hex cap screws 304 ss 7/8-9 x 12 pt | 500 |
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| Raw Produ | NJ | 12 Point Flange Screw (CounterBore) | Grade 5 | Zinc/Clear | 7/8-9 | hex cap screws grade 5 zinc 7/8-9 x 12 pt | 8 |
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