American Educational Large Pulley Demonstration compact powertool that provides a

compact powertool that provides a choice between high-speed drilling power with 40 in

has a handle

4) Others l USB 2

polished steel with chromium plating with red non-slip cushion handle grips

American Educational Large Pulley Demonstration compact powertool that provides aDesigned to teach the concepts of force and mechanical equilibrium as they relate to pulley arrangements Used to illustrate the important concepts of mechanical advantage and the conservation of energy It includes 2 threaded metal vertical support rods, a metal crossbar, 2 crossbar clamps, a 90 degree clamp, 3 Single pulleys, 1 quadruple pulley, 1 triple tandem pulley Also includes 1 wheel and axle, 3 pulley clamps, 10 slotted weights ranging from 10