5/16-18 x 4 Grade 5 Hex Cap Screw Plain Domestic USA (400)

1-14 x 5 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (10)

• Fasten aluminum agricultural siding panels to wood joists without pre-drilling • Extra-sharp point for quick penetration of aluminum panels without “point walking” • Twin-lead thread fastens one to three panel thicknesses securely to wood substrate • 5/16" Hex drive • Panel screws available with and without aluminum/neoprene bonded sealing washers

3/4 x 24 Hex Lag Screw Hot Dipped Galvanized

00 x 160 Flat Socket Cap Screw 12

1/2-13 x 7 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (80) 1/2-13 Grade 5 Hex Cap Screws Zinc Plated - Domestic USA 5/16-18 x 4 Grade 51 2 13 x 7 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (80) . Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum