TCI tricone bit

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Our TCI tooth cone hole opener are promptly manufactured,we also custom manufacture reamers according to customers' special request.The custome manufactured hole opener'OD are between 220mm to 1600mm. According to the features of dilling machine and different drilling formation. We adopt more suitable tooth type,bearing structure, sealing type and angle of inclination of paws.water cutting, good sand returning can efctivele reduce sand gathering. Unique anti-faling design of cones prevent the accident caused by falling cones which is leaded by bearing damage.Perfect welding process prevents the damage to sealing and bearing system because of over beat.The bit body adopts spiral design with good stabilizing and sand returning performance to improve hole opening speed reducing repeating rock breaking of cones.

Model	TCI Tricone bit
IADC Codes	417 437 517 537 617 637 737 817 827 837
Available Size	3 1/2’’-26’’
Bit Connection	2 3/8;2 7/8;3 1/2;4 1/2;6 5/8;7 5/8
Bearing type	sealed bearing and non-sealed bearing JM/JMT(metal sealed journal bearing) RM/RMT(metal sealed roller bearing) JR/JRT (rubber sealed journal bearing RR/RRT (rubber sealed roller bearing FR(rubber sealed floating bearing)
Formation types	soft ,medium soft ,hard,medium hard,very hard formation
Application	Horizontal directional drilling(HDD), construction, water well drilling, mining