We have Milwaukee 4005 Diamond Coring Motor 600/1200 RPM, 20 Amp with Clutch with Product Detail Two speeds: 600 and 1200 rpm, 20 amp motor, Clutch protection protects gears and motor, Built-in water swivel Built-In Water Swivel, Water Hose Adapter, Water Control Valve, Open End Wrench Clutch protection protects gears and motor Built-in water swivel Limited warranty, 30-day no-risk trial . The "Milwaukee 4005 Diamond Coring Motor 600/1200 RPM, 20 Amp with Clutch" is best product for you. We recommended Milwaukee 4005 Diamond Coring Motor 600/1200 RPM, 20 Amp with Clutch