Delivers up to 55% higher hammer drilling speed than previous model Aluminum gear housing creates the impression of rigidity of the machine Compact and ergonomic design at only 182 mm (7-1/8 inch) long Variable 2-speed (0-500 & 0-2,000 RPM) for a wide range of drilling, fastening and hammer drilling applications 0-30,000 IPM for fast hammer drilling in masonry materials BL motor delivers 60 N·m (530 in.lbs.) of max torque Impacts Per Minute - Hi 0-30,000ipm Impacts Per Minute - Lo 0-7,500ipm Max Fastening Torque 54N.m Net Weight 1.8kg w/BL1850B No Load Speed - Hi 0-2,000rpm No Load Speed - Lo 0-500rpm Overall Length 182mm Specifications - Capacity - Masonry 13mm Specifications - Capacity - Steel 13mm Specifications - Capacity - Wood 38mm