Product Specifications
6 1/4"
Customized
API
Jobber-length
Roller Cone Drill Bits
High Carbon Steel
Well Drilling, Mining
Drilling Tool
Forging
Water Well Drilling , Oil Gas Drilling,Mining etc.
6 1/4"
API 7 5/8 " Reg Pin or Customized
Rubber or Metal Sealed Bearing
2 7/8"~26"
IADC127/137/247/437/517/527/537/547/637 etc.
1
Soft to Hard Formations
Tungsten Carbide Inserts , Steel Tooth
Good Wear Resistance , High Strength etc. ,
HIPPO
Wooden Box or Carton
6 1/4"
China
8207191000
