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Steel Bar Stud Bolt Diameter Reducing Machine / Bar necking machine / Pipe necking machine / Tube necking machine
Spline Roll Forming Machines / Cold Extrusion Forming Hydraulic Press
Before making bolt, you have to reduce the bar's diameter. Then processing threading on the bolt.
max. Diameter 100 mm
These are capable of cold closing tank-ends and pressure tanks up to 100 mm
Available as either hydraulic sensitive, automatic or NC compatible.