Anti-vibration system: Safe and pleasant working over the long term thanks to minimal vibrations and excellent noise damping.StarlockPlus tool holder: More work progress and greater precision thanks to 100 % loss-free power transmission.QuickIN: Tool change in less than 3 seconds thanks to the patented tool-free Fein quick clamping system.Thanks to the StarlockPlus tool holder, you have access to around 100 Fein accessories in the Starlock and StarlockPlus performance classes.DC motor: Effective and high-torque motor technology for almost identical performance to the mains version. Tachogenerator: Constant speeds even under load and infinitely variable electronic speed control.Metal gear: High load capacity and maximum service life as all gear parts are made of metal.Mechanical interface: For stationary operation in the table or drill stand holder or for attaching the depth stop.Electronic Cell Protection (ECP): ECP protects the battery against overloading, overheating and deep discharge.COOLPACK technology ensures longer battery life and thus enables longer operating times.The battery charge level can be read directly from the battery.Compatible with AMPShare-/ Bosch Professional 18 V batteries.Well equipped for every application. Mobile working with the L-BOXX system.