Extension Rod

Extension rod for mining, with male threads at both ends, connects with a shank adapter through a coupling sleeve. Rock drill extension rod can divide into round extension rods and hexagonal extension rods, and is widely used in bench drilling, bolt hole drilling, production drilling, long hole drilling, small hole drilling and other fields.

Litian owns a large scale extension rod supplier to produce and provide high quality rock drill extension rods, such as R22 drill extension rod, R25 extension rod, R28 extension rod, R32 extension rod, R38 extension drill rod, T38 threaded extension rod, T45 extension rod, T51 rod, SR25 extension rod...

Specification Of Extension Drill Rods

Diameter Weight Model No. Part No.

Length

[mm] [ft-in] [mm] [in] [kg]

800 2' 7″ 22 7/8″ 2.4 R22-H22-800 601-8108-202

Extension rod, Hex 22, R22 - R22 1200 3' 11″ 22 7/8″ 3.6 R22-H22-1200 601-8112-202

1600 5' 3″ 22 7/8″ 3.8 R22-H22-1600 601-8116-202

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