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17 1/2" IADC637 TCI Tricone Bit

17 1/2 inches TCI tricone bit


17 1/2 inches TCI tricone bit 445mm tricone bit big size tricone rock bit high quality rock bit for oil




API License Photo
Diameter  17 1/2"(444.5mm)
Bearing Type  Elastomer sealed bearing
Tooth Type  TCI(Tungsten Carbide Inserts)
Circulation Type  Mud fluid
Thread Connection  7 5/8 reg pin
Gauge Protection  Available
Shirttail Protection  Available
Operating Parameters
RPM(r/min) 80-40
WOB(KN) 223-534
Formations Hard formation with high compressive strength ,such as hard shale,sandstone,dolomite, hard gypsum,chert,granite,etc.

Solidkey Petroleum Machinery is one of the leading suppliers of drilling rock bits for oil, gas, water well drilling, construction, foundation, geological exploration located in China. 


Solidkey supplies to world-wide market with sharp quality drill rock bits, the tricone bits, PDC bits, reamers, foundation roller cones has been working in more than 35 countries during the past 10 years.. 

Quality of products is the life-line and that’s the reason we perfect the quality control system continuously. All of the production processes are ruled by API Spec 7 and ISO9001.

Better solution is our working aim, we provide the most suitable solution according to drilling fields(vertical well drilling or horizontal well drilling, oil well drilling or No-Dig drilling or foundation piling), hardness of rocks, types of drill rigs, etc.  

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