Cordless stick screwdriver cordless drill driver series makita df battery voltage 72 v battery capacity 1 ah number of batteries with 2 batteries type of battery li ion battery management replaceable battery gear 2 speed tool holder 14 inch internal hexagon idle speed max 650 rpm max drehmoment hart 56 nm weight 055 kg charge indicator integrated torch drill diameter in steel 5 mm drill diameter in wood 6 mm charging time 30 min torque lev