Handle is made with glass-filled, high-strength nylon to support six different blade positions. Turn knob lets user store all three blades, switch blades and tilt each blade. No tools required for blade change. Multiple-position handle allows access to tight corners. Includes three blades, 10 in universal blade cuts on the pull stroke, 8 in compass saw blade and 6 in metal cutting blade. Weighs 0.655 lb.