8 x 1 1/4 Simpson Truss-Head Wood Screws - Square Drive 305 SS - Box (100)

7/8-9 x 5 1/2 Socket Cap Screw Alloy

3/4 x 18 Hex Lag Screw Hot Dipped Galvanized

• 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

Maximum: 3

3/4-16 x 5 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (45) 1 1/8-12 Socket Cap Screws Alloy 8 x 1 1/4 Simpson3 4 16 x 5 1 2 Grade 5 Hex Cap Screw Plain Domestic USA (45). 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 of