Hillman #12 - 14 x 2 In. Washer Head Self-Drilling Sheet Metal Screw (100 Ct.) Dash 1 lid fits multiple bases

1 lid fits multiple bases

lubricants

1-3/4" to 6-1/4" rise

18" length adjusts from 6" to 16"

Hillman #12 - 14 x 2 In. Washer Head Self-Drilling Sheet Metal Screw (100 Ct.) Dash 1 lid fits multiple basesSelf 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