new API&ISO 4 1\2 HA 137 steel tooth tricone drill bit

new API&ISO 4 1\2 HA 137 steel tooth tricone drill bit

Product description:

Quick Details

  • Place of Origin: Hebei, China (Mainland)
  • Brand Name: FIST
  • Model Number: IADC137
  • Type: Core Drill Bit
  • Material: High Speed Steel
  • Use: Well Drilling
  • Processing Type: orging
  • Bearing Type: rubber sealed slide bearing
  • Payment Term: T/ T&L/ C

Packaging & Delivery

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


1 IADC137
2 excellent quality and reasonable price
3 API&ISO approved
4 size arrange from 6 to 17 1/2
5 more inventory

The Advantages of using a tri cone over other drill bits

1. High-strength, high flexibility, high temperature, high wear resistance.

2. High-precision metal seal.

3. Locking roller ball, to adapt to high-speed.

4. The use of high strength high toughness carbide teeth.

5. Hours in the rotary cone bit with the impact, crushing and shearing the role of broken rock.

6. Cone bit to adapt to the soft, medium and hard of various strata.

7. Reasonable price and long working life.


Size 4 1/2 (114.3mm)
Bearing Type elastomer sealed slide bearing
WOB (kN/ mm) 0.35~1.05
RPM (r/ min) 120~60
Applicable Formations Soft to median soft formatons with low compressive strength, such as anhydrite, cotton rock, sandstone, etc.



T/ T&L/ C

Available products:

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