9/16-18 x 2 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

making them ideal for concrete and masonry applications

Perfect for professional or DIY use

5/8-11 x 4 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (80)

7/8 F436 Structural Flat Washer Plain Domestic USA - Carton (600) 5/8 Cotter Pins Plain Steel 9/16-18 x 2 1/2 Grade7 8 F436 Structural Flat Washer Plain Domestic USA Carton (600) for all your high strength structural bolting needs. These hardened washers meet ASTM F436 specifications, ensuring precise load distribution and preventing embedment under the heads of A325 and A490 bolts. Ideal for interior or sealed structural connections where an uncoated surface is required. Trust Domestic USA quality for reliable, traceable, and superior structural assemblies.