5/16-Inch, one piece design constructed from the same hardened steel as our standard bitsFeatures hex shank for compatibility with standard and quick-change chucksHex shank provides improved drilling torque, prevents chuck slippage
This replacement Micro Pocket step-drill bit with 1/4" hex shank is part of Kreg's offering of Quick-Change pocket-hole accessories.
Brand: Kreg, Model: KJD/MICROBIT, Color: Silver|Silver metallic