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- Contact Person : Ms. Chen Kathy
- Company Name : Beijing Feilong International Trade Co., Ltd.
- Tel : 86-10-6340 5086
- Fax : 86-10-6340 7657
- Address : Beijing,Beijing,B2-0645 ROOM, CENTURY-TEA-TRADE-CENTER, NO.10 MALIANDAO ROAD, XUANWU DISTRICT, BEIJING
- Country/Region : China
- Zip : 100055
drilling bit
Product Detailed
Related Categories:Drill Bit
API standard ;Metal rings.apply to very soft with low compressive strength and high drillability formation like clay,shale.etc
1. tungsten carbide insert tooth
2. large dia.offset crested scoop compacts in inner row,wedge compacts in outer row
3. Sizes from 3 3/4'' to 26''
4. applying to very soft with low compressive strength and high drillability formation ,as shale ,clay ,.sandstone
5. Journal Sealed Bearing.
6. The products processed according to the API standard and the ISO9001-2000 with high quality
7. Used for piling, water well drilling and oil well drilling.
drilling bit
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