SUTTON TOOLS D501-Series Spade Bits incorporate the latest design technologies and provide the most powerful and fastest cutting bit on the market. Combining a power chip-breaker and heavy duty shank to increase efficiency and battery life of your power tool, with clean cutting and minimal break out on exit. Designed for drilling in timber and light building materials.
Features

Power Chip-Breaker Edge – Up to 5X faster than standard spade bits
Heavy Duty Shank – For maximum strength & durability and greater power transfer providing more holes per battery charge
1/4-Hex Shank – For positive grip, preventing slippage in chuck
Center Hole – For pulling wires through holes
Manganese Phosphate Coating – For highest hardness and superior corrosion and wear resistance

Specifications

Diameter: 12 mm
Length: 150 mm
Shank: 1/4″-Hex – With Power Groove