1/2 -13 x 8 Zinc Plated Grade 5 Steel Coarse Thread Hex Cap Screws (25 pcs.)

Diameter: 1/2 Length: 8 Material: Steel Finish: Zinc Head Style: Hex (3/4 Wrench) Thread Size: 13 (Coarse) Thread Length: 1-1/2 Hardness: Grade 5 Type: Cap Screw Box of 25. A hex cap screw has a hexagonal head designed to be driven by a wrench.