Single roller cone palm drill bit with holder
Basic Info
Model No.: 8 1/2" IADC 637
Product Description
Single roller cone palm drill bit with holder
| Drill Bit Parameters | Application | |
| Tri-cone bits type | GRT-637 8 1/2`` | Compression strength 110-150MPa, Hard formation, such as quartzite, granite Gabbtp, basalt, dolomite,ect. |
| IADC code | 637 | Main technical feature |
| Carbide QTY on cone | 52 pcs | Full cutter layout, fast assembly way of bit leg avoid heating problem of soldering, which extend lifetime of bearing. The application of engineering plate holder makes the construction more convenient and quick |
| Carbide QTY on Leg | 21 pcs | |
Product specify
Replaced-Roller cone cutters with foundation and used for core barrel and rock reamers .
It is very easy to change after drill ,and more save cost .
1)Cutting Structure
The reamer mainly consists of four or more cones. Cutting Structure with premium Tungsten Carbide hardfacing or premium tungsten carbide insert of formulas and new techniques is utilized, and increases wear-resistance capability of reamer. The pilot is three cone bit( tricone bit ).
2)Seal and Lubrication
High performance HNBR O-ring for bearing seal and advanced grease for lubrication.
3)Product Application
It is suitable for the large size well, mining and infrastructure applications.
4)Main Availability, ( Bit sizes and cone types can be customized as you special order)
Contact us if you need more details on Single Roller Cone Palm Bit. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Cone Palm Bit with Holder、Single Roller Bit with Holder. If these products fail to match your need, please contact us and we would like to provide relevant information.Product Categories : Roller Cone Cutters > 90 ° U-shaped Cone Cutter