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Hejian Deris Petroleum Drilling Equipment Co.,Ltd.


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Roller Cone bit

Product categories of Roller Cone bit, we are specialized manufacturers from China, Roller Cone Bit, Single Roller Cone Bit suppliers/factory, wholesale high-quality products of Roller Cone Bit For Jack Hammer R & D and manufacturing, we have the perfect after-sales service and technical support. Look forward to your cooperation!

Welding Type Cones Bit

Replacement Type Cones

Hejian Deris Both manufacturer and distributor, specialize on Roller Cones include MT and TCI two type of welding type roller cones, Rectangular leg cones , replacement cones, Tricone Bit cutters ,roller cone of tricone bit used for make Hole Opener and Core Barrel . Drilling water well ,Trenchless / non-dig Non-excavation power and fiber optic pipelines and horizontal directional drilling .General size 8 1/2" tricone bit cones

♥ Cutting Structure :
The durability of premium tungsten carbide insert is improved with new formulas and new techniques for insert bit;
♥ Gauge Structure:
Multiple gauge protection with gauge trimmers on the heel of cone ,tungsten carbide inserts and hardfacing on the shirttail increases gauge holding capability and bearing life.
♥ Bearing Structure :
High precision bearing with two thrust faces. Ball lock the cone. Hardfaced head bearing surface. Cone bearing inlaid with friction-reducing alloy and then silver -plated. Abrasion resistance and seizure resistance
of the bearing are improved.

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