The Fein ASCD is an impact wrench with brushless motor and 6-stage torque setting The Fein SafetyCell technology protects the battery and tool from overload, overheating and total discharge. Electronic 6-stage torque setting prevents screw heads from being torn off. Brushless FEIN PowerDrive motor with 30% higher efficiency and long service life. Features: Maximum release torque of 1500 Nm in reverse running Secure socket connection on square drive thanks to force fit and positive fit 3/4 square head for holding sockets Robust solid metal impact gear MultiVolt interface. Cordless tool can be operated with all FEIN Li-ion batteries (12-18 V) 130 screw connections (M27) with one battery charge (6 Ah) One charger for all FEIN Li-ion batteries of all voltage classes The battery charge can be read off the battery FEIN SafetyCell technology. Protects the battery and tool from overload, overheating and total discharge Comes With: 1 cordless impact driver 1 plastic carrying case Specification Battery voltage: 18 V Battery compatibility: Li-ion / HighPower Li-ion Battery interface: MultiVolt Motor: brushless Speed, no load: 0 - 1,800 rpm Impacts: 0 - 2,200 rpm Max. torque: 1,050 Nm Torque levels: 6 Tool Holder: 3/4 in Outer square Max. metric screw: M27 (8.8) Wood screw : 12 x 600 mm