Hillman 1/4 In. - #14 x 1 In. Washer Head Self-Drilling Sheet Metal Screw (100 Ct.) Safety Vehicle Emblem Exchange your empty CO2 cylinders

Exchange your empty CO2 cylinders

Bevel cuts up to 45 deg

inside and out

Flush pin for finished appearance

Hillman 1/4 In. - #14 x 1 In. Washer Head Self-Drilling Sheet Metal Screw (100 Ct.) Safety Vehicle Emblem Exchange your empty CO2 cylindersSelf drilling screws are manufactured for use in wood, fiberglass and metal. They possess a drill point which enables the screw to drill its own hole in thin gauge steel; no pre drilled holes are necessary. The sharp threads create their own mating thread when drilled into the material, and provide a stronger grip to your surface. Perfect for roofing construction, these screws have a neoprene washer that provides a water tight seal, and prevents