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BEIJING JIETAIHONGLI TECHNOLOGY CO,.LTD

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drill roller bits

Jietaihaoli Group is a professional high tech trade enterprise, located in Beijing City, and branch company is at Shandong ,established in 2003. It is a professional manufacturer engaged in the research, development, production, sale and service of any type of kelly bar & drill tools on rotary drilling rig , and sales any accessories of rotary drilling rig, and exports the used rotary drilling rig.
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drill bits
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  1. DRILLING ROLLER BITS

  FEATURE :

  1. Adopt high-speed bearing metal sealed technology , long working life under the screw drilling condition
  2. High efficiency cutting edge and structure to improve drill speed.
  3. Cutter shell self-protection shape to reduce abrasion of detritus and unbreakable rock
  4. Best choice for directional well, horizontal hole and horizontal branch wells .

Bit Diameter

API PIN

(inch)

(mm)

3 7/8''~5 1/4''

98~134

2 3/8''. 2 7/8''

5 5/8''~6 3/4''

143~171

3 1/2''

7 1/2''~9 1/2''

190.5~241

4 1/2''

9 5/8''~13 3/4''

245~350

6 5/8''

14 5/8''~26''

371~660.4

7 5/8''

 

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Lead

Lead Time , Delivery Time , Payment Term

Beijing is the center of the accessories supply.The goods could be sent to your hand in the shortest possible time by air express delivery, China Railway Express,FedEX,Post EMS,DHL China etc.we do good cooperation with the Tianjin,Qingdao ,Shanghai port etc. my forwarder provide the best sea & air transport service ,time-delivery .
2020-12-29
Exported

Exported Standard Package

1.For kelly bar , we provide the steel guide and plastic package , to meet international standard.
2020-12-29
Salsmen

Salsmen Training

We origise the training for sale department usually.To learn more professional knowledge so can communicate more fulently with our clients.
2020-12-29
Maintainance

Maintainance Department Training

Used rig refurbish is one of the best important part to us. So it is very necessary to train maintainance staff.
2020-12-29
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JieTaiHongLi

BEIJING JIETAIHONGLI TECHNOLOGY ,CO,LTD

Add: 3-1903, Ronghua xintai International Building. Yizhuang Beijing, China,100176

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