6" Swift BoreĀ® Wood Spade Bits
- Made from high carbon steel - Drop-forged and heat-treated #65 high carbon steel.
- Features double-fluted chip removers with sharp spurs for faster cutting and a smooth finish.
- Precision ground and polished for efficient, smooth cutting in wood.
- Equipped with a 1/4" Quick-Change hex shank.
- Electronically heat-treated to achieve a Rockwell Hardness of 47-52.