china three rollers rolling machine three dies thread rolling ma

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china three rollers rolling machine three dies thread rolling machine thread and form rolling machine price

china three rollers rolling machine three dies thread rolling machine thread and form rolling machine price

Advantages 1.Designed specially for small full-thread tube-type parts, easy to operate. 2.The spindle is controlled by frequency converter, the rotation speed can be adjusted as you want. 3.Adopt hydraulic circuit control for feeding, so the tool forward smoothly,easy to operate.

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china three rollers rolling machine three dies thread rolling ma