Threaded connection drill rod

Threaded connection drill rod is also called threaded connection drill rod, hydraulic drill rod, hydraulic drill rod, heavy drill rod, heavy drill rod. Threaded drill rod is connected with the drill tail, hydraulic rock drill and threaded drill bit, the impact of the hydraulic rock drill and rotary force transmitted to the threaded drill bit broken rock of a rock drilling tool. This kind of rock drilling tool products are generally used with hydraulic rock drilling jumbo and hydraulic rock drilling rig, the main thread forms areR22,R25,R28,R32,TR35,T38,T45,T51,ST58,ST68,T60Thread drill rod, drill rod is divided into quick change drill rod (MFdrill pipe) and connecting pipe drill pipe. It is widely used in open pit mining, underground mining, roadway excavation, anchoring engineering, blast furnace opening, tunnel engineering, hydropower engineering, quarrying and other construction projects.

Lianhuashan drilling tool is the first enterprise in China to start producing hydraulic drilling rod. Its product quality, sales volume, export volume and product variety and specification matching capacity rank first in the same industry in China.

Threaded drilling rods
Thread	R22 R23 R25 R28 R32 R35 TR35 R38 T35 T38 T45 T51 ST58 ST68 T60 EL68
Diameter	H22 H25 H28 H32 H35 D32 D38 D45 D51 D56 D60 D64 D76 D87
Length	800mm--6000mm 500mm---7300mm(MF)
Form	Tunneling Drill Rod Medium-deep Hole Mining Drill Rod Open-pit Mining Ordinary Drill Rod Quick Change Drill Rod Guide Drill Rod

Threaded connection drill pipe and pilot drill pipe for top hammer rock drilling

Reaming bit

Threaded connection drill pipe and pilot drill pipe for top hammer rock drilling

Reaming bit

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