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Sinodrills Coupling Sleeves - China

price: contact company for price

Coupling Sleeves

SINODRILLS Coupling Sleeves

Coupling sleeves are used to connect shank adapter and drill rod, or joint several rods to each other. Full bridge coupling sleeves and Semi- Bridge Coupling sleeves can be supplied by SINODRILLS.

Full bridge coupling sleeves: It eliminates the potential for the coupling to creep along the threaded joints.

Semi- Bridge Coupling sleeves: There is a non- thread bridge in the middle of the coupling, it can avoid drill rod thread past the center of the couplings.

SINODRILLS Coupling Sleeves Specifications

Thread Size: R22, R25, R28, R32, R38, T38, T45, T51

Length: 150mm - - - 250mm


Company Contact:


  • Phone: 868516800738

  • Address: 16F,Xiongjun International Building Weiqing Road G, Guiyang, China

  • Email: Email


Published date: December 1, 2014 -

  • Business Description: We, Guizhou Sinodrills Equipment Co., LTD, are an ISO9001 certified manufacturer of various high quality rock drilling tools widely used for mining, quarrying, construction, tunneling, oil (gas) driling, construction and civil engineering . Established in 2002, we are committed to continuous improvement of our products quality while reducing the cost by combining with state of the art design, selected premium raw materials ,advanced workshop and highly skilled workforce. We carry a comprehensive range of rock drilling tools including TH(top hammer) drilling tools, DTH( down the hole) drilling tools, diamond exploration drilling tools, SDA(self drilling anchor) tools and rotary drilling tools( drag bits and tricone bits).Thanks to excellent quality and competitive price, our products have been exported to 78 countries till 2012, especially in some european countries and North America countries, we share a good market.

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