The Makita DTW700XVZ 18V 1/2" Cordless Mid-Torque impact wrench with brushless motor features a compact design with a short overall length (6-11/16"). Both in forward and reverse rotation modes, max/hard/medium/soft impact power can be selected to suit the material of workpiece or screw type simply by pushing a button. Tool features 1/2" square drive, variable 4-speed, reversible, electric brake, friction ring and best power to weight ratio in class!