This CRL Makita One Inch Rotary Hammer Drill has a big 5.7 AMP motor for a high power to weight ratio, giving superior performance. Variable speed from 0 to 1,050 RPM with a speed control switch for accuracy when starting holes. Compact and lightweight (5.3 pounds) for ease of operation, and double insulated for operator safety. Quick bit changeover system for positive bit retention. Conveniently located reversing switch. Multi-position side swivel handle for maneuverability. Readily accepts "S.D.S." Plus or "Dual Slot" type masonry bits. Includes: Depth gauge, side handle package in a plastic tool case.