Welcome to Shandong Yanggu Tianyue Drill Tools Co, Ltd.
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E-mail : sales1@tianyuedrill.com
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ABOUT USShandong Yanggu Tianyue Drill Tools Co, Ltd. is a professional manufacturer of rock drilling tools in China. Our company has advanced heat treatment, inspection and testing, measurement , and experimental equipment
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PRODUCT CENTERThe products of our company include: T38, T45, T51, D32, H25, H28, H32, H35, as well as MF-ROD, extension rod, shank adapter, drill bit and supporting products specially used by hydraulic rock drilling machine.
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NEWSOur company integrates scientific research, design, production, and operation in one, owning 5 related patents (1 invention patent), 4 trademarks, the import and export right of self-operation, and passing ISO9001 certificati
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If you are interested in cooperation, please contact us immediately, we will give you feedback as soon as possible!
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R25 R28 R32 R38 Coupling Sleeve
Coupling sleeve can adopts a special structural design to reduce the energy loss during the drilling process, thus ensuring maximum impact energy at the drill bit position.
Coupling sleeve includes semi bridge couplings, full bridge couplings, and crossover couplings. Different thread at the ends to connect matchable products under specific conditions.
Coupling Sleeves Specification
| Product | Coupling Sleeves |
| Other Names | Coupling sleeves,Drill bit adapter,Rock drill tools,Tophammer drill tools,Drifter drill tools,Coupling,Drill rod couplings,Drill coupling sleeves |
| Material | 23CrNi3Mo |
| Application | Tunnelling, Mining, Quarrying, Ore Mining,Blasting and Infrastructure Construction,Facedrilling and Bolting, Bench Drilling, Production drilling, Long hole drilling, Drifting. |
| Thread | R25, R32, R35, R38, T38, T45, T51 |
| Coupling Type | Full bridge coupling sleeve Reducing coupling sleeve(Ctossover couplings,Adapter couplings,Reduction couplings,Reducer coupling) Standard couplings(Semi bridge couplings) |
| Length | 150mm~235mm |
| Diameter | 33mm~72mm |
| Custom Design | Size,Color,Diameter,Thread,Length |
CONTACT US
Tel : +86 19163585865
Fax : +86 19163585865
Email ：sales1@tianyuedrill.com
WhatsApp : +86 19163585865
Add : No. 229, Xihu Road, Xihu Town, Yanggu County, Shandong Province
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