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Extension rod

Extension rod, 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.

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Product Details

Tianyue owns a large scale extension rod factory 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.

Product	Drill Rod
Other Names	Drill rod,Drill pipe,Extension drill rod,Hollow bar,Top hammer drill rod,Excavation drill rod,Rock drill rod,Round drilling rod,Hex drill rod,Tomroc dill pipe,Rock drilling tools,Rock drill tools,Rock drilling tools,Threaded drill rod,Mining drill rod,Thread rock drill rod
Material	23CrNi3Mo
Application	Bench Drilling, Production drilling, Long hole drilling, Drifting,Tunnelling, Mining, Quarrying, Ore Mining,Blasting and Infrastructure Construction,Facedrilling and Bolting
Thread	R22, R25, R28, R32, R35, R38, T38, T45, T51, GT60, ST58, ST68, SR28, SR35...
Rod Type	Extension Rod,MF Rod,Speedrod,Drifter Rod,Guide Tube,Drill tube
Boby Type	Round drill rod,Hexagonal drill rod
Length	260mm~6400mm
Diameter	20mm~87mm
Custom Design	Size,Color