Rotary Motion Motor Kit, ncludes a small electric motor with pulley, rubber band belt, motor clip, and mounting screw. The motor can be attached to the Rotary Motion Sensor, and be used as an analog tachometer, or generator
Coping Saw, has a sturdy steel frame. Blade tension is achieved by turning the wood handle. Easily adjustable blade fixtures and an extra narrow specially hardened blade are among the features. The blade has 5 points.