• 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

5/8-11 x 11 Grade 8 Hex Cap Screw Yellow Zinc Plated

#48 Heavy Duty Drill Bit - Stubby Length

7/8-14 x 4 Socket Cap Screw Alloy

1/2-13 x 8 Socket Cap Screw 18-8 (A2) Stainless Steel

1-8 x 6 Socket Cap Screw 18-8 (A2) Stainless Steel 18" Ship Augers • Fasten aluminum agricultural siding1 8 x 6 Socket Cap Screw 18 8 (A2) Stainless Steel . Socket Cap Screws in 18 8 (A2) Stainless Steel by Brighton Best. Conform to ASTM F837.