With 230 ft./lbs. of bolt breakaway torque and 150 ft./lbs. of maximum torque, the Snap-on CT4410A 14.4V 3/8"-Drive Cordless Impact delivers power and durability when removing stubborn fasteners. Heat-treated alloy gears provide strength and durability, meaning less chance of breakage and a one-handed forward/reverse switch lets user easily switch directions, getting the job done quicker. A patented dual-rail, slide-on battery pack with self-aligning terminal block provides longer battery terminal life. A cushion mounted motor reduces vibration, leading to less user fatigue.