DESC: HITACHI KOKI USA"CORDLESS IMPACT DRIVER KIT Compact and lightweight at only 6-3/8" in length and 3.5 lbs for maneuverability HXP batteries are backwards compatible with all Hitachi 18V DMR and DVF3 tools Class leading torque- 1,330 in-lbs to power through the toughest jobs with ease Externally accessible carbon brush and replaceable armature greatly prolongs tool life, Weight: 9 lbs., Manufacturer: HITACHI KOKI USA