For extremely precise working: The ASCD 18-300 W2 AS with electronic torque settings with 6 steps prevents the drawing of screw heads. Available in stock VARIO adapter 1/2" from FINE developed suitable for all VARIO accessories for simple and machine drilling, lowering, tapping, recutting and cleaning of through threads up to a maximum of M18 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. 1/2" square for admission of fun Metric screws to M18 (8.8). 10% higher torque in left run for loosening the extremely firm screws. Robust full-metal impact gear. Touch-protection at gear head. Up to 600 screw connections (M18) with one battery charge (ProCORE 4 Ah). Compact dimensions Ergonomic and flexible use with side-mounted bit and belt holder. Compatible with Bosch Professional 18 V batteries since 2008 and AMPShare batteries. Maximum work progress with AMPSh