To illustrate principles of lever and moment. Five plywood beams 600 x 44 x 3 mm with ruled graduations at every 38 mm and a shallow groove across its centre for fulcrum point, with 4 wood fulcrums and forty 25 mm square metal blanks.

LEVER KIT Suppliers, LEVER KIT Exporters in India, LEVER KIT in India, LEVER KIT Manufacturers for Lab Instruments Tenders