Automotive Studs, Hillman, Heat-Treated, 3/8 in x 2-1/2 in

Automotive studs are a headless bolt that is threaded at both ends with the center portion remaining unthreaded. They are used to insert one end into the head or block and then insert a nut or washer on the other end for applications such as bolting the exhaust manifold to the head.

• Unthreaded area of the shank helps you slide materials together for a snug fit
• Made of heat-treated steel
• Corrosion-resistant