These grade 5 socket head bolts are zinc plated for protection and appearance. Hardened flat washers provide uniform torque & prevent galling on aluminum manifolds. Includes twelve (12) 3/8-16 x 1 inch bolts & washers.

Product Features:

• Grade 5 socket head bolts are zinc plated for protection and appearance
• Hardened flat washers provide uniform torque & prevent galling on aluminum manifolds
• Washers Included