supply high quality drilling drag bit 76--660mm

Detailed Product Description 1,tungsten carbide insert tricone bit 2.certified by ISO,API 3.wide size code 4.best price

Detailed Product Description

1,tungsten carbide insert tricone bit2.certified by ISO,API3.wide size code4.best price5.delivery on time

 

1.Suitable for medium to medium hard formation of high Crushing Resistanc

  (hard shale,sands,etc.)     

2.Bit bearing is non-sealed roller bearing.

3.Hardfacing is applied on the shirttail,and carbide inserts for gage protection

  are pressed into the head OD.

4.Cone gage surface is reinforce with carbide compacts. 

supply high quality drilling drag bit 76--660mm