T20024 4" Powerhead Screws for Wood, 100 pc.   See larger image and other views  Your Price:** $19.95 Description PowerHead cabinet installation screws give you options. In combination with an impact driver drill, the PowerHead Screw has been engineered with nibs in the head to cut through your material, allowing your screw to be perfectly flush with the surface. Flat and ready to cap with a 9/16" FastCap! See page 450 of our 2008 Grizzly Catalog! See similar items in: > Home > Fasteners > Screws Final prices will include state sales tax for items shipped to WA, MO, or PA. Shipping charges for items not shipped via truck freight will be added according to our shipping rates.