- Mining Machinery Parts[10]
- Steel Pipes[6]
- Chisel[1]
- Saw[3]
- Drill Bit[10]
- Electric Drill[2]
- Other Power Tools[1]
- Saw Blade[1]
- Contact Person : Ms. Pan Fengzhi
- Company Name : Tianjin Shengtiantai Steel Pipe Manufacture Co., Ltd.
- Tel : 86-22-26620055,15320128888
- Fax : 86-22-26620219
- Address : Tianjin,Tianjin,North of the Jinyong Road, Shuangkou Town, Beichen District ,Tianjin
- Country/Region : China
- Zip : 300401
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Place of Origin: Hebei China (Mainland) | Brand Name: Baoxing | Model Number: HJ537G |
Type: Center Drill Bit | Material: Tungsten Carbide | Use: Well Drilling |
material: tungsten carbide | size: 215.9mm | certificate: ISO9001:2000 |
MOQ: 1 piece | delivery: within 7 days | packing: wooden case or cartons case as your re... |
use for: oil well drilling | FOB price: 2002000 | color: golden |
Packaging Detail: | wooden case cartons case and/or as your requirement |
Delivery Detail: | within 7 days |
1)15 year's experience in drill bit 2)certificate:ISO9001:2000 3)delivery in time 4)long life time 5) MOQ:1 piece
About us
Heijian Baoxing Petroleum Machinery Co.Ltd and 15 year's experience in drill bit All our products have passed ISO9001 certification
With the business philosophy of "high quality goods, create the brand, struggle for first-class" we assure our products of the best quality by adopting advanced design technology, manufacturing process and strict quality control
About product
1) With high-precision radial bearing slide, two thrust bearings, bearing palm tooth hard-surfacing alloy layer, roller bearings by running after gold inlaid silver solder to improve the capacity of carrying capacity and anti-bite
2) Ball locking cone, adapted to high speed
3 )The use of 250 degree heat resistant, anti-wear grease new
4)HJ series bit using the world's most advanced technology of metal sealing surface sealing, can be stable at high speed drilling, is the directional wells, ideal for horizontal drilling, and drill than conventional rubber ring seal in the drilling parameters under the same circumstances, the average life expectancy (drilling time) increases 35%
TCL BITS SIZE | API threaded connection | Weight (kg) | |
in | mm | ||
3 1/2 | 88.9 | 2 3/8 | 5.0 |
4 5/8 | 117.5 | 2 7/8 | 6.5 |
4 3/4 | 120.3 | 2 7/8 | 7.0 |
5 1/2 | 139.7 | 3 1/2 | 17.0 |
5 7/8 | 149.2 | 3 1/2 | 18.0 |
6 | 152.4 | 3 1/2 | 19.5 |
6 1/4 | 158.8 | 3 1/2 | 19.5 |
6 1/2 | 165.1 | 3 1/2 | 19.5 |
6 3/4 | 171.4 | 4 1/2 | 21.0 |
7 1/2 | 190.5 | 4 1/2 | 28.0 |
7 7/8 | 200.0 | 4 1/2 | 29.5 |
8 1/4 | 209.6 | 4 1/2 | 38.0 |
8 3/8 | 212.7 | 4 1/2 | 38.0 |
8 1/2 | 215.9 | 4 1/2 | 38.0 |
HJ537G 215.9mm drill bit for oil well drillong (Passed CE)