8 1-2 cutter hole opener
Basic Info.
Certificate: | ISO |
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Type: | Petroleum Drilling Tool & Accessory |
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Usage: | Well Drilling Machinery |
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Export Markets: | Global |
Product Description
1> The maximum diamter reach at 210mm.
2> Suitable for drilling various of formations including mud and rocks, the cutters can be customized.
3> Thread connection meet with API.
4> Big diameter hole opener is applicable in construction foundation, mining escape hole, mineral air-vent, bridge foundation, highway foundation, etc...
5> The advantage of this series of drilling tools is that it can be manufactrrered according to customer's special order in dealing with special drilling.
More features:
1. Cutting Structure
The reamer(hole opener) 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.