Hillman #12 - 14 x 2 In. Washer Head Self-Drilling Sheet Metal Screw (100 Ct.) Dash SEOOW Power Distribution Extension Cord

SEOOW Power Distribution Extension Cord

18" length adjusts from 6" to 16"

Visual packed with screws

Used to tape and seal joints and seams of fibrous duct boards

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

Hillman #12 - 14 x 2 In. Washer Head Self-Drilling Sheet Metal Screw (100 Ct.) Dash SEOOW Power Distribution Extension CordSelf 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