1/4 x 4 Flat Split Drive Anchor Zinc Plated (100)

1-12 x 2 1/4 Socket Cap Screw Alloy

#22 Heavy Duty Drill Bit - Stubby Length

9/16-12 x 6 Socket Cap Screw Alloy

A corrosion resistant Zamac alloy is used to form the anchor body with a mushroom head

9 x 1 1/2 Simpson Metal-Panel Screw - Hex Drive w/ EPDM Washer 316 SS - Carton (1000) Drop-In Anchors Zinc Plated 1/4 x 4 Flat Split9 x 1 1 2 Simpson Metal Panel Screw Hex Drive w EPDM Washer 316 SS Carton (1000) . 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