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5 1/2 inch length Counterbore Screws (ASME B18. 2.1)

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

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Search Results Sponsored by Metric Threaded Products, Inc., your source for 12 Point Flange Screws. For more results, visit   www.metric-threaded.com
SupplierLocTypeMaterialFinishSizeDescriptionQty 
Buy Counterbore Screws from one of our FCH Network Members
AbabaCA12 Point Flange Screw (CounterBore)SteelPlain1/2-20 x 5 1/21/2-20 x 5 1/2 inch 12 point cap screw alloy b18.2.119
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WSBKY12 Point Flange Screw (CounterBore)Grade B7Zinc/Yellow1 1/4-8 x 5 1/2q/screw 12pt flange b7 zy 1 1/4-8x5 1/2 b18.2.1192
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