Hillman 5/16 in. Diameter x 4 in. Length Heat Treated Steel Hex Head Cap Screw, Grade 8, Coarse Thread, 50-Pack Glue-Down Vinyl and most chemicals for long-lasting

and most chemicals for long-lasting performance

A: Pre-drill a hole that matches the bolt diameter (5/16 in

A Rugged Essential for Weatherproof Rooflines

Grade 8 heat-treated steel is appropriate for high-load mechanical assemblies when sized and torqued correctly

Heavy-Duty Strength: Tri-alloy Grade 8 steel construction delivers high tensile performance

Hillman 5/16 in. Diameter x 4 in. Length Heat Treated Steel Hex Head Cap Screw, Grade 8, Coarse Thread, 50-Pack Glue-Down Vinyl and most chemicals for long-lastingHillman Grade 8 5 16 in. x 4 in. Hex Cap Screws (50 Pack) Heavy duty Hillman hex head cap screws engineered from heat treated steel for high strength fastening. Grade 8, coarse thread bolts with washer face under the head deliver reliable clamping power for automotive, machinery, and construction projects. Key Features: Grade 8 Strength: Heat treated steel provides superior tensile strength for demanding applications Coarse Thread: Enhances grip and