Micro Carbide Tipped Bell Hanger Drill Bit
5/16″ Diameter x 30″ Long x 5/16″ shank.
Hole provided in flute for connecting the wire to the drill bit and pulling / fishing the wire through the wall.
Special Helix flute for faster, smoother, and cleaner holes in all type materials.
High grade alloy steel body.
Super heat treated micro-carbide tip.
Extremely wear resistant when drilling harder materials like concrete or hard metals.