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ARP 7/16-20 x 0.625 chromoly 12-point bolt with black oxide finish is a 7/16-20 threaded fastener offering a 12-point head and a 0.625 inch length. The chromoly naming and black oxide finish are provided in source text. Specify this bolt when assemblies call for a 7/16-20 thread, 12-point drive and a 0.625 inch grip, suitable for mechanical joins and replacement hardware where these dimensions are required.
ARP 7/16-20 X .625 1/2 12pt black oxide bolts
