Diamond Products 01738 is a Weka DK12 Hand Held Drill Motor. This drill motor features: 14 Amp 110 V 580/1400/ 2900 RPM 3-speed (slip clutch) hand held drill motor with thermal overload protective switch. This hand held drill motor allows you to drill up to 3 inches hand held and up to 6 inches when mounted on the core rig. Includes a thermal overload protection switch with side handle for stability and water connection for wet coring only, and it is light weight and easy to use. Includes carrying case and wrench two leveling bubbles for accurate coring.