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The ARP chromoly bolt specified as 7/16-14 x 4.500 is a 12-point fastener finished in black oxide. It combines 7/16-14 threading with a 4.500-inch shank and a 12-point head profile for secure mechanical assemblies. Use this chromoly bolt where a specified 12-point drive and black oxide finish are required in fabrication or assembly work.
ARP 7/16-14 x 4.500 12pt black oxide bolts
