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SINODRILLS Coupling Sleeves

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Description

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

Rock drilling tools, drilling bits,

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Guizhou Sinodrills Equipment Co.,Ltd.

rock drilling tools , drilling bits, drill rods, drill pipes, drill tubes

Address: 16F,Xiongjun International Building Weiqing Road Guiyang,
Guiyang, Guizhou
China, 550003

Tel: 86-851-6800738
Fax: 86-851-683055

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