For extremely precise working: The ASCD 18-1000 W34 AS with electronic torque setting with 6 levels prevents the tearing of screw heads. Attachable VARIO adapter 3/4" from Fein developed. Suitable for all VARIO accessories for simple and machine drilling, lowering, tapping, re-cutting and cleaning of through threads up to maximum M30. Makes the impact wrench in addition to the tap and thus extends the work application by a whole more machine. BRUSHLESS FEIN PowerDrive motor with 30% higher efficiency and long life. 3/4" male square for host of impact nuts. High torque up to 1 050 Nm for tightening and loosening screws up to M27. Maximum loosening torque of 1 500 Nm in reverse operation. Robust full-metal impact gear. Up to 600 screw connections (M27) with one battery charge (ProCORE 8.0 Ah). Compatible with Bosch Professional 18 V batteries since 2008 and AMPShare batteries. Maximum work progress with AMPShare 18 V ProCORE batteries: COOLPACK 2.0 technology provides a 135% longer batte