3-1/8 in L
The titanium coating reduces heat build-up and keeps the bit sharp to extend performance
Attaches to any 3/8 or 1/2 in power drill
200 lb minimum pulling strength
Hard polymer bumper is virtually indestructible
ARTU 01510 Drill Bit Set, Multi-Purpose, 7-Piece, Cobalt Caulking 3-1/8 in LFor rotary or percussion drilling. Chrome vanadium steel shank, diamond ground tip, special negative back grinding enables tip to bore through brick, concrete, masonry, ceramic tile, fiberglass, plexiglass, glass, cast metals, hardened steel, granite, marble, woods and plastic with a filing action. Cobalt and Tungsten carbide tip for max hardness and resistance to heat and wear. No center punch required, eliminates walking. High tech bonding allows