HILLMAN 5/16-18 in. D X 3 in. L Stainless Steel Hex Head Cap Screw 50 Pk

Hex cap screws are bolts with hexagonal heads and machine threads for use with a nut or in a tapped hole. These screws are bolts with a washer face under the head. Use these coarse partially threaded screws anywhere a hex bolt may be used. Tighten with a wrench or a drill. *.