The Milwaukee 2719 M18 FUEL™ HACKZALL® is the fastest cutting and most powerful one-handed reciprocating saw. Utilizing a POWERSTATE brushless motor and a best in class 7/8 in. stroke length, the M18 FUEL™ HACKZALL® cuts up to 50% faster than competitors. The compact, one-handed design provides superior control and the Milwaukee 2719-21 - M18 FUEL™ HACKZALL® Reciprocating Saw Kit