Makita 1/2 in 18V Cordless Body Only Impact Wrench - DTW450Z

Model DTW450 is a powerful but compact and lightweight cordless impact wrench powered by 18V/ 3.0Ah Li-ion battery, featuring Rubber joint construction for minimum battery failure. Highest-in-class fastening torque of 440N.m (325ft.lbs). Lightest-in-class at 3.4kg (7.5lbs).4 pole motor. Lithium-ion batteries have greater life spans than their Ni-MH or Ni-Cad counterparts giving 430% greater run time. Lithium-ions 40% weight saving means 18 volt power can be obtained by a battery that weighs the same as a 12 volt Ni-MH battery. High comfort grips. LED job light with afterglow. Trigger is a forward and reverse rocker switch. Shock absorbing battery housing.