roll thread stud machine for sale round steel thread rolling mach

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Z28-40 roll thread stud machine for sale round steel thread rolling machine rolling thread machine

Z28-40 roll thread stud machine for sale round steel thread rolling machine rolling thread machine

The Z28-40 type wholesale rolling thread machine is often used to process the external thread parts of solid workpieces such as bolts, studs, scaffolding, etc. It has the advantages of easy operation, energy saving and environmental protection, and high work efficiency.

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roll thread stud machine for sale round steel thread rolling mach