9 x 1 1 2 Simpson Metal Panel Screw Hex Drive w EPDM Washer 316 SS Box (100) 2 1 2 4 Socket Cap Screws Alloy Type 17 point for fast starts Type 17 point for fast starts 1 4 x 5 Powers Round Toggle Bolt Zinc Plated (50) • 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 9 x 1 1 2 Simpson Metal Panel Screw Hex Drive w EPDM Washer 316 SS Box (100)