... pipes of different materials --Pipe enlargement can be adjusted automatic tube expander Features: 1.Microcomputer control, hydraulic drive, smooth ... ; 2. Mobile pedal switch, with automatic, emergency stop, emergency stop function of three consecutive, high ... in 3-4Machine size L.W.H (cm)200×55×130200×60×140200×70×140300×75×150350×90×180Machine ...