PNEUMATIC OR ELECTRIC TUBE ROLLING MACHINES Models / Types Pneumatic: 710 / 720, 850, 1050 / 1550 / 1850, 2057 / 1753 / 1752 Electric: TC M 3 control box                                   Motors: TC 42-3 / TC 42-1 / TC 42-4   Capacity Diameter: from 5 mm to 100 mm Materials Pneumatic: Vane motor / Speed reducing system / Torque adjusting device / Rotation device / Adaptor designed to fit spindle of tube expander. Electric: Three-phase electric motor / Gear box / Control box / Remote control / Telescopic transmission Principle Ensures clockwise rotation of mandrel of tube expander and controls torque applied / Stops at pre-selected torque / Anti-clockwise rotation Special Features / Benefits Complete range suitable for working environment Easy to use, ergonomic Applications Shell-and-tube exchangers (boilers, condensers, preheaters, evaporators, etc.) Vehicle exhausts, gear boxes, Etc. Accessories Wide range of tube expanders and accessories for working in confined spaces (right angle gear drive, parallel gear drive, double universal joint)