Monster Fastener Zinc Plated Grade 8 Steel Coarse Thread Hex Cap Screws Size:5/16"-18 x 1-1/2" (50 pcs) other previous coating must be

other previous coating must be completely removed

Apply every four weeks for best results

Standard grade

charging & rugged use

Monster Fastener Zinc Plated Grade 8 Steel Coarse Thread Hex Cap Screws Size:5/16"-18 x 1-1/2" (50 pcs) other previous coating must beA hex cap screw has a hexagonal head, designed to be driven by a wrench. Diameter: 3 4" Length: 6" Material: Steel Finish: Yellow Zinc Head Style: Hex (1 1 8" Wrench) Thread Size: 10 (Coarse) Thread Length: 2" Hardness: Grade 8 Type: Cap Screw Diameter: 3 8" Length: 3 1 2" Material: Steel Finish: Yellow Zinc Head Style: Hex (9 16" Wrench) Thread Size: 16 (Coarse) Thread Length: 1" Hardness: Grade 8 Type: Cap Screw Diameter: 3 8" Length: 3" Material: