Screw W/ Neoprene Washer, Hillman, Zinc-Plated, Hex-Drive, Washer-Head, Self-Piercing, Sheeter #14 2-1/2 in Type-A

Neoprene washer A sheeters are type A screws engineered to fasten thin pieces of metal to wood, fiberglass or metal, primarily through a pre-drilled or own generated hole in light-gauge metal. Perfect for roofing construction, the featured neoprene washer provides a water-tight seal and prevents corrosion between surfaces. These screws have a zinc finish for overall moderate corrosion resistance.

• Self-piercing screws penetrate metal and tap their own mating threads
• Steel backed neoprene washer for waterproofing
• Type A metal screws
• Zinc finish for moderate corrosion protection
• No need to pre-drill a hole