Hillman 5/16 In. x 3-1/2 In. Grade 5 Zinc Hex Head Cap Screw (50 Ct.)
Hex Cap screws are bolts with hexagonal heads and machine threads for use with a nut or in a tapped hole. Grade 5. Heat-treated zinc finish for extra strength and wear resistance. Tighten with a wrench or drill. Nuts not included.