ARP 5/16-18 x 0.560 Stainless Steel Bolt, 12 Pt Head, 5-pk

Brand: Automotive Racing Products (ARP)

These high-strength ARP bolts are great for installing most accessories. The 170,000 psi tensile strength bolts are made of stainless steel with a polished, corrosion-resistant finish. Pack of 5 bolts includes matching washers.

These bolts have a 5/16-18 UNC thread pitch and 9/16" under-head length, with a fully-threaded shank. The 12-point head takes a small 3/8" wrench, but has a full-size 5/8" diameter bearing surface. Head measures 0.30" high.