Drifting and tunneling    R32 Coupling

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3. Couplings sleeves- manufactured with a middle stop to prevent walking along the thread. Include couplings sleeve(threaded R22, R25, R28, R32, R38, T38, T45, T51)and so on with different degree taper).are mainly used in mining,coaling,metaling and etc  we supply the material for Drifter Rods so the quality is good, but the price is low

4. We are a professional production Rock Drilling Tools,manufacture with 11 years experiences in China, offering over 150 various kinds of Rock Drilling Tools products and monthly output up to  millions pieces. We are the best manufacturer that you can trust in China. Our "Sanxing" brand of rock drilling tools is our main brand, and is made with the latest technology and meets select international quality standards.

Furthermore, these products are manufactured in accordance with IS09001 stipulations. Currently, main export markets include Japan, Korea, Vietnam, and Pakistan.

Upon request, we would be happy to manufacture products according to our customers' specifications.