the strongest tooth form in the industry
Hardened Mandrel & Anvil
rubber feet for stability
excellent adhesion to smooth & rough surfaces
Ergonomic Handle Design Is Easy On The Hands
5/16 x 4-1/2-In. Multi-Purpose Drill Bit Paint & Primers the strongest tooth form in5 16" x 4 1 2" multi purpose drill bit, cobalt and tungsten carbide tip for maximum hardness and resistance to heat and wear, for rotary or percussion drilling, for use with masonry, concrete, brick, marble, granite, hardened steel, cast metal, fiberglass, plexiglass, ceramic tile, hard wood, soft wood and glass.