Four advantages of Qingda machinery
- Powerful manufacturers Our company is a medium-sized enterprise specializing in the production of thread rolling machine and steel bar connecting sleeve, and has been engaged in the production of steel bar connecting sleeve series products and wire rolling machine for many years;
- The products are complete Straight thread sleeve is a kind of steel sleeve used for mechanical joint of steel bar to transfer axial tension or pressure. Straight thread sleeve is divided into direct rolling straight thread sleeve, stripping rib rolling straight thread sleeve and upsetting straight thread sleeve.
- Steel bar rolling machine The design of steel bar rolling machine is reasonable, easy to use and maintain. It only takes 2 minutes to change the cutting tool, and the machine will return automatically after the thread rolling is completed;
- contact us The company adheres to the tenet of "quality first, service first", guarantees good product quality and perfect service, and provides customers with considerate and thoughtful service for 24 hours.