Impact-Wrench Utility Pole Auger BitSingle spur, cutter, and side lip bore through creosoted poles without clogging, binding, or stopping to clear chips. Extra-long twist is ideal for boring large poles, construction timbers, and for multiple timber applications. Hex shank design for use in impact wrench drills. Full-length heat treated bit guards against bending in heavy-duty applications and strengthens the bit where the greatest strain occurs. Bit can be resharpened. Medium-fast screw point ideal for general wood boring applications. Applicable Materials: Wood; Cutting Diam: 11/16 in; Flute Length: 15 in; Number of Flutes: 1; Overall Length: 18 in; Point Shape: Screw+Spur; Shank Size Symbol: 7/16 in; Shank Type: Hex; Spiral Angle: CW; Type: Auger Bit; Weight: 0.73 lb.