8 1/2"- 120mm Single Cutter ( Roller Cone ) on bol
Product details
ProDrill™ Tricone Bit consist of three single cutter , single cutter including roller cone with on bolt which can be changed out , roller cone without on bolt, which can not be changed.
Application formation: medium hard with high compressive strength and high abrasivemess,such as limestone,dolomite,sandstone etc .
Roller cone with on bolt which can be changed out
Roller cone without on bolt which can not be changed