M18 18-Volt Lithium-Ion Cordless Hackzall Reciprocating Saw Kit with (1) 3.0Ah Battery, Charger and Tool BagThe HACKZALLM18 Cordless LITHIUM ION One Handed Recip Saw(2625 20) features a Patent Pending Dual Gear Anti Vibration System for unmatched comfort and control as well as light weight design for superior control and versatility. The powerful motor delivers 0 3,000 strokes per minute and a 3 4 in. stroke length allows for fast cutting through a wide range of material such as wood, metal and PVC. The dual gear anti vibration system increases control and