Our 1 1/2" woodgrip drill screws are ideal for fastening internal gutter bar hangers. They are 1 1/2" long with a 1/4" hex-head. The head is slightly longer which gives more grab when screwing at a slight angle. The screw is made of galvanized steel with a "lifelong" plastic coating. It has a very pointed tip for pulling through light sheet metal quickly and easily.
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