• 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

1/4-20 x 3/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (2700)

9/16-12 x 6 Grade 8 Hex Cap Screw Plain Domestic USA (75)

7/16-20 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

1/2-13 x 8 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

7/8-14 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (15) Hex Sleeve Anchors Zinc Plated • Fasten aluminum agricultural siding7 8 14 x 5 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (15) . 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