MT080 MT081 is a cordless hammer driver drill, which can be used for drilling, installing screws, etc. It is equipped with a 14.4V or 18V lithium battery, with a maximum torque of 30N·m or 40N·m, a maximum rotation speed of 1400/min or 21000/min, and 2 adjustable gears. It is suitable for wood, metal, concrete and other materials. It weighs 1.5kg/1.7kg.