• Xingtai Spiry Imp&Exp Co.ltd

    We are the leader manufacture of Necking machine and Thread rolling machinein China.Necking machine: The is reduced diameter metal workpiece without cutting peeling. Efficient(Process speed 3-7P/M), stable, high smooth polishing surface,easily operate saving raw materials. It ...

    Telephone:86-0319-5977-551Address:No93 Xinhua road

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