Bosch GSA18V-083B 18 V Compact Reciprocating Saw Bare Tool Lightweight design  weighs only 4.4 lbs. (Bare tool) for easy Overhead work Compact design  Short 15-3/4-inch length for use in very tight work spaces Optimized 0.83-Inch stroke  efficiently cuts both wood and metal Tool less blade-change system  allows quick and effortless blade changes Variable-speed trigger  allows easing into the cut