good price/steel tooth roller bit/used high quality tricone bit

HIGH SPEED TRICONE BIT

1)Application: tricone drill bit 

2)Certification: API/ISO90001/HSE/
3)Models: All models
4)Color: It is up to you
5)Stock: Yes
6)Packing:Wooden box
7)standard: Yes
8)Size: All size
9)Material: High speed steel
10)formation: Soft to hard
11)Use: Coal mining, mining, oilfield drilling，water well drill bit and so on
12)Payment:T/T 40% deposit & balance before shipment
13) The agent of kingdream public limited company of selling HDD rock reamer and drilling tools for construction &excavation