7/16-20 x 2 ARP 12 Point High Strength Polished Stainless Steel Bolt

This bolt has a large flange(.780)and a 1/2 12 point head. ARP grade 8 stainless bolts, studs, and nuts are virtually impervious to rust and corrosion. Rated at 170,000 psi makes these stronger than regular grade 8 fasteners. These are maintenance free fasteners and come with a polished finish.