18 Pulleys Wave Machine that our well-recognized company is putting forward to the valuable patrons is utilized for the demonstration of transverse & longitudinal motion. This kind of machine models has 18 eccentric discs, which are perfectly supporting a series of metal rods. Transverse waves are got with bent on rotating the handle. It is mounted on wooden base to ensure its high stability and durability. In addition, 18 Pulleys Wave Machine is hassle in performance, reliable, durable, and cost-effective.