FeaturesMilwaukee® 4-pole frameless motor features a robust design combined with rare earth magnets for longer life, best-in-class 500 in-lb of torque and 0 to 400/0 to 1800 rpmCompact design allows greater accessibility in tight workspacesAll metal gear case and chuck provide maximum impact and shock durabilityREDLINK™ intelligence advanced overload protects the tool against abusive situations and provides maximum life