new API 8 1\2' HA 137 steel tooth bit

new API 8 1\2' HA 137 steel tooth bit

Product description:

Quick Details

  • Place of Origin: Hebei, China (Mainland)
  • Brand Name: Fist
  • Model Number: IADC137
  • Type: tricone drill bit
  • Material: tungsten carbide
  • Use: Well Drilling
  • Processing Type: Forging
  • Bearing Type: Elastomer sealed slide bearing
  • Payment Terms: L/ C&T/ T

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

  • There is a tri cone suitable for any rock formation
  • Tri cone bits are versatile and can handle changing formations
  • Tri cones Are reasonably priced with long life and good rate of drilling


Size 8 1/2 (215.9mm)
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 and L/ C are acceptable

Available products:

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