Craftsman 1/2 Inch Hammer Drill/ Driver This Craftsman Corded Hammer Drill has a six-foot cord for easy reach Powerful 6.0 amp motor blasts through your toughest jobs in both rotary and rotary hammer modes Change the speeds (0 to 1000 RPM; 0 - 16,000 BPM) to fit the materials you're working with Ball bearing ensure precise operation Auxiliary handle with adjustable depth stop rod provides additional grip options to fit any project