8 1\2' HJT 537 tungsten carbide insert tricone drill bit

8 1\2' HJT 537 tungsten carbide insert tricone drill bit

Product description:

Quick Details

  • Place of Origin: Hubei, China (Mainland)
  • Brand Name: Kingdream
  • Model Number: IADC537
  • Type: tricone drill bit
  • Material: Tungsten Carbide
  • Use: Well Drilling

Packaging & Delivery

Packaging Details: wooden box; steel box; or as your requirements
Delivery Detail: within 7 days after conform order


1 IADC: 537
2 Bit size 6'-17 1/2
3 API or ISO approved
4 reasonable price, excellent quality
5 Dia: 8.5in (215.9mm)


1 Size range from 3 7/8 to 26'

2 Excellent quality and reasonable price

3 API&ISO approved


Size8 1/2 (215.9mm)
Bearing Typemetal sealed slide bearing
WOB (kN/ mm) 0.50~1.05
RPM (r/ min) 220~40
Applicable Formations Soft to median soft formations with low compressive strength, such as argillite, anhydrite, cotton rock, sandstone, etc.

Details :



T/ T and L/ C are acceptable

Available products:

bit size (inc) bit size (mm) bit type
8 3/8212.7HJ437G; HJ517GL; HJT517GL; HJ537GL; HJT537GH
8 1/2215.9HJT117; HJT137; HJ417; HJ437; HJT447G; HJ517G; HJ517GL; HJS517G; HJ537G; HJT537GH; HJS537GL; HJ547G
8 3/4222.3HJT117, HJT537G
9 1/2241.3HJ437; HJ517G; HJT517GL; HJ537G; HJT537GL; HJ617G; HJT617GH; HJ637G; HJT637GH
9 5/8244.5HJ537G
9 7/8250.8HJT117; HJ417; HJ43
10 5/8269.9HJT127; HJT137; HJT517G
12 1/4311.2HJT117; HJT117G; HJ127; HJT127G; HJ137; HJ417; HJ437; HJ517G; HJS517G; HJ537G; HJS537G; HJ617G; HJ637G
17 1/2444.5HJ517G; HJ527G; HJ537G

FAQ (Frequently Asked Questions)

1. How to order the products?
Send the inquiry with detail item description or with Model number.
If there is no packing demand we take it as sea-way packing.
If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.
2. About lead time and shipping time?
Answer :
The lead time depend on quantity of order. Usually shipped by sea, small order or urgent order we can send you by air after received your agreement.
According the distance from china to your port, usually from China to European about 25 days. To West of American 20 days.

3. Can I expect a quality products?
Answer :
Yes. All our activities are accredited to ISO 9001: 2008 and API, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request.

If you have any further questions, please feel free to contact us. I am always glad to be service to you.