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API quality 8 1\2 215.9mm tricone mill tooth bit drill bit

API quality 8 1\2 215.9mm tricone mill tooth bit drill bit
  • API quality 8 1\2 215.9mm tricone mill tooth bit drill bit
Product code: 20643000001
Unit price: 300-3500 USD
Price unit: Per piece
Minimum order:
Other info:
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Quick Details

  • Place of Origin: Hebei, China (Mainland)
  • Brand Name: JianHan
  • Model Number: Steel Tooth triconebit-1
  • Type: tricone bit
  • Material: Cobalt Steel Alloys
  • Use: Well Drilling
  • colour: blue
  • size: 8 1/2 215.9mm
  • bearing: sealed bearing
  • IADC CODE: 217
  • FOB price $: 750$/ pcs
  • payment: TT/ L/ C / WESTERN UNION
  • discount: free charge for mainland delievery

Packaging & Delivery

Packaging Details: wooden box; steel box; or as your requirements
Delivery Detail: within 7-15 work days


1-Bit API or ISO 9001
2-Bit steel tooth bit
3-Bit IADC (117-437)
4-Bit high speed
5-Bit high quality with good price

1, Structure features:

1. Rolling seal bearing structure, cylindrical roller cone in slots in the body, increasing the shaft neck size.

2. Thrust bearing vice respectively by grinding surface treatment and hardening process.

3. The differential pressure and prevent drilling fluid restrictions in the lubricating system all rubber oil storage sac, for bearing system provides good lubrication guarantee.

4. Steel ball lock die, suitable for the high speed.

5. The 250 ° C high temperature resistance, abrasion resistance of new grease.

Product advantage:

GA series bit for O form rubber sealing roller bearing drill bits; low pressure for the high speed drilling drilling; it is an ideal and economic tools

2, details pictures:


4, Certificate:

5, we can provide more size

6, Payment terms

T/ T and L/ C are acceptable. (30% advanced payment after sign the contranct , then 70% payment after see the B/ L)

7, contact person

8, plz add this formation in you inquiry

1, bits size

2, bits IADC CODE

3, layer information

4, bits quantity

5, its my pleasure to serve for you, plz freely contanct me .