T38 T45 T51 Drill Pipe Coupling / Mining Equipment Accessories-Coupling Sleeve

Product feature of Rock Drilling Tools

Coupling sleeve,called coupling too,using connect extention rod and shank adapter.

We can produce semi-bridge and fully-bridge according to your requirement.

The connecting sleeve is mainly used for the shank and the drill rod and the drill rod and the connecting rod is connected between the.

For reducing the connecting sleeve and the connecting sleeve with the same diameter.

Main specifications R32, T38, T45, T51 reducer connected set of R25-R32, R28-R32, R32-R38, R32-T38, R32-T45, T38-T45 and, due to the need of energy transfer and handling, on the material properties and processing technology of higher requirements, connecting sleeve of my company's production, the high quality alloy steel forging processing into, the thread processing the special machining center, high machining precision, with good thread and prolong the prolonging the service life of the connecting sleeve.