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        3/4 Wing Step Drag Bit

        Writer:ShirleyNumber of visits: Date:2016-01-24

        We make various step drag bits, for soft formations drilling

        Huanyu make good quality drag bits, we export to more than 50 countries till now and get good feedback from clients, hope we could serve more clients on step drag bits in future.
        To keeping posted the latest info. of step drag bits, follow Shirley on facebook:   or Wechat: shirleyli09, Viber and Whatsapp: 0086-15227548680

        TypeInfo: Product News

        Keywords for the information:step drill bit  step drag bit