SAW RECIPROCATE VS 12A 1-1/8INextends gear and motor life by absorbing high impact forces caused by blade lock-ups, counter weighted mechanism provides reduced vibration for smoother operation, Quik-Lok blade clamp for fast, tool-free blade changes. Specs: 1-1/8" stroke length, no load 0-3,000SPM, gear protecting clutch, counter weight, clutch, 19" long, weighs 7.1lbs. Includes: saw, carrying case.