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Coupling is used for connect drill rods. Function is to transfer the impact energy and reduce the drill rods energy lose. Tydrillbits is one of the rock drilling tools manufacturer and exporter in China. We can supply standard size coupling.
This is our T38 coupling, it is wear-resistant and high impact toughess. It connects T38 drill rods togethere. We also supply other model size coupling, such as R25, R38, T45, T51, etc.
Except T38 coupling, we also supply T38 shank adapter, T38 standard thread button bits and retrac thread button bits. If you are intererested in any of our coupling sleeves, welcome to contact us by robert@tydrillbits.com.
