To achieve optimum performance from your Perma-Seal Tapper+ concrete screw anchors, use this straight shank Carbide Drill Bit from Powers Fasteners, as it is is engineered to match the tolerance of the Powers Tapper+ line of concrete screw anchors.
Dewalt
Powers Fasteners - 2783SD-PWR - 5/32" X 5-1/2" Carbide Drill Bit for Perma-Seal Tappe…
Email for Pricing