
The ARP chromoly bolt listed as 7/16-14 x 4.250 features a 12-point head and black oxide finish. With 7/16-14 threads and a 4.250-inch length, it is intended for reliable bolted connections that accept a 12-point drive. This chromoly fastener supplies a clear specification for fabrication and assembly applications needing a 12-point head profile.
ARP 7/16-14 x 4.250 12pt black oxide bolts