Features:Laser beam guide for accurate location.High speed motorEasy to use and cleanVoltage: 220V or 110V (optional)Rotation speed: 4500-5000rpm SKU: JT-D-16-110 JT-D-16-220SpecificationsElectrical power:110V/60HZ,160W (220V/50HZ,160W)Rotation speed:15000rpm &nbs..