2022 High quality Drag Bit - 8 1/2 Inch 216mm IADC537 Rotary Pilling Single Cutters Section of Drilling Bit – YINHAI
2022 High quality Drag Bit - 8 1/2 Inch 216mm IADC537 Rotary Pilling Single Cutters Section of Drilling Bit – YINHAI Detail:
Basic Info.
YINHAI FACTORY OF SELLING DIRECTLY 
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Source factory, API production process, welcome wechat video phone factory inspection, direct brand processing and customization
Advantages of YINHAI Single Roller Cones:
Cutting Structure
Reinforcing the comprehensive mechanical properties of cutting tooth by using high quality tungsten carbide inserts of new form
ula and new techniques of insert bit.
Gauge Structure
The multiple heel position with gauge trimmer on the heel, tungsten carbide and hardfacing on the shirttail, strengthened spear point will enhance the gauge protection.
Bearing Structure
High precision journal bearing with two thrust faces. Ball locked 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, and suitable for high rotary speed.
Seal and Lubrication
The advanced metal seal package is composed by two metal seals and two elastic rubber energineers. The energizer and back-up ring will support the pushing force to make the two metal faces tightly contact. In the drilling, the metal seals are relevant moving, and the energizers are static. This will increase the bearing seal reliability and durability. The compensation system and the high quality bit grease can limit pressure differential, and greatly increase the lubricating reliability.
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We have been ready to share our knowledge of internet marketing worldwide and recommend you suitable merchandise at most aggressive rates. So Profi Tools present you very best price of money and we are ready to develop alongside one another with 2022 High quality Drag Bit - 8 1/2 Inch 216mm IADC537 Rotary Pilling Single Cutters Section of Drilling Bit – YINHAI , The product will supply to all over the world, such as: Mozambique, Bandung, El Salvador, We also have the strong ability of integration to supply our best service, and plan to build the warehouse in the different countries around the world, that will be more conveniently to service our customers.
By Rigoberto Boler from Southampton - 2017.04.18 16:45
The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
By Yannick Vergoz from Malaysia - 2017.11.29 11:09
