- MOQ30 Piece(s)
- rock drilling toolsdrilling bits
- drill rodsdrill pipes
- Supply TypeManufacturer
- Preferred Buyer Location All over the world
SINODRILLS Coupling Sleeves High quality of alloy steels and CNC machining guarantee our reliable and consistent quality control of coupling sleeves. Both semi-bridge and full-bridge coupling sleeves are manufactured by us in different sizes as below: Thread sizes: R22, R25, R28, R32, R35, R38, T38, T45, T51; Two catagories: Standard coupling sleeves, adapter coupling sleeves
View More Details