Powerful 4. 9 AMP motor Keyless chuck for convenient bit installation and removal Larger trigger switch for easy operation Variable speed (0-2, 500 RPM) for drilling in a wide variety of materials Low decibel rating for quieter operation In-line handle design for maximum power thrust Large recessed lock-on button Reversing switch is conveniently located All ball bearing construction for durability Includes: Keyless chuck (763109-6) Specifications: Capacities: Steel 3/8 inch (10mm), Wood 1 inch (25mm) No load speed: 0-2500 RPM AMPS (115V): 4. 9 Overall length: 10-9/32 inch (261mm) Net weight: 3. 1 lbs. (1. 4 kg) Shipping weight: 4. 0 lbs. (1. 8 kg)