Sutton Tools 4-Flute Auger Bits are designed for machine and hand drilling into hard and soft wood. Their four cutting edges make drilling up to 5 times faster than traditional spade bits.
Features

Four Cutting Edges – Makes drilling up to 5 times faster than standard spade bits.
Coarse Screw Point – Draws the bit into the work piece providing fast drilling in hard and soft woods
Hex Shank – For positive grip, preventing slippage in chuck
Made from alloy steel

Specifications

Diameter: 19mm
Total Length: 165mm
Flute Length: 45mm
Shank: 7/16