In this video, This Old House contributor Mark Clement demonstrates how to switch between pre-drilling and screw driving to avoid crooked or jagged holes that may damage your workpiece. Learn how to correctly adjust the keyless chuck to achieve perfect, straight bit placement every time.
Learn how to:
Easily switch from predrilling to screw driving
Align the bit properly
Avoid crooked or jagged holes
Engage the ratchet for high stress projects