Relton 3/16 X 4 in. Groo-V Tip Multi-Purpose Masonry Bit

€ TILE € MARBLE € GRANITE € PORCELAIN € MASONRY € CAST IRON € HARDENED STEEL € Especially Suited for Drilling Marble, Granite, Porcelain Tile, Hard Metal, Plastic, Wood, Masonry Percussion or rotary-only, the Groo-V Tip bit makes holes in almost all materials! Engineered for drilling hard materials, these specialized Ram Tip Bits have a serrated carbide tip, which penetrates faster - up to 50% faster than standard masonry bits! Point Diameter: 3/16 in (5 mm) Shank Diameter: 3/16 in (5 mm) Overall Length: 4 in (101.6 mm) Drilling Depth: 2-3/8 in (60.32 mm) Minimum Order: 1 Each Note: A drill press - supported drill motor is recommended for drilling hard metal. Shank diameter 3/8" and larger have 3 flats on the shank to reduce the possibility of slipping in the chuck.