Featuring a heavy-duty, full length, heat treated shank for protection against bends and breaks, DeWALT® spade bits are equipped with high-performance cutting spurs for optimum hole finish. An extreme speed channel provides fast chip removal and a 1/4 in ball groove shank offer quick-change applications. A 1/4 in hex shank helps to prevent slippage and a hang hole enables easy storage and wire pulling. DeWALT® Wood Boring Spade Bit, Heavy Duty, 5/8 in Diameter, 16 in Overall Length, 1/4 in Shank, Hex Shank