API 13 1/2 inch GA115C Milled Tooth Bit/Steel Tooth Drilling Bit for Rotary Drilling
1-Tricone Bit Specification:
IADC code from 114 to 637
Bearing Type: Sealed Journal 

Sealed Type: Rubber Sealed Bearing or O-ring Sealed Bearing 

Hydraulic Design: 3 Nozzles with Snap Rings 
2-About us

we are a manufacturer of tricone bit,PDC diamond bit ,hole opener,drag bit and other oilfield drilling tools,also carry all major China Manufacturers, such as Kingdream and Beste famous brands.
We have worked on drilling bits international trade business for over 10 years and served a widely international market. Our work team has the professional knowledge, experience and dedication to successfully meet your needs. At present, our drilling bits are widely exported to United States,UK, Saudi Arabia, Iran, Turkey, Tunisia, Egypt, Malaysia,Korea and so on.
Why Choose us:

We are the factory directly, you can get the bottom price base on high quality.

3-Our Other Main Products: 

TCI Tricone Bits (2 7/8"-36") 

Steel Tooth Bits (2 7/8"- 36") 

PDC Bits (3 7/8"-17 1/2") 

Drag Bits (3" -15") 

Hole Opener/Reamer Bits (13"-58") 

Other Drilling Tools (Drilling pipe, casing pipe and so on)