The Milwaukee M18 HACKZALL 1-Handed Recip Saw features a Dual Gear Anti-Vibration System providing users with unmatched comfort and control. Its lightweight design provides users with superior control and versatility. The cordless recip saw's powerful motor delivers 0-3,000 strokes per minute while its 3/4 in. stroke length allows users to perform fast cuts through a wide range of material such as wood, metal, and PVC. The dual gear anti-vibration system increases control and accuracy. The HACKZALL 1-Handed Recip Saw also features a QUIK-LOK blade clamp which allows users to perform fast and easy blade changes. The MILWAUKEE TORCH with NITRUS CARBIDE SAWZALL Blade for Cast Iron and other thick metals delivers the fastest cutting, and longest life with a breakthrough Carbide Technology. These NITRUS CARBIDE reciprocating saw blades are engineered to dissipate heat better than any other demolition blade for faster cutting. The TORCH with NITRUS CARBIDE for Cast Iron delivers 5x life versus carbide teeth blades in cast iron. This 8TPI blade is ideal for the fastest, smoothest cuts in hard cast iron, stainless steel, black pipe, rebar, & angle iron.