9-1/2' thread 6-5/8'' REG
Project tri-cone bit used for HDD
Model of bits be chosen followed hardness of formation of fieldwork
Picture of Bits Parameter

Picture of Bit

Package of Bits

Picture of My Factory

Project tri-cone bit used for HDD
Model of bits be chosen followed hardness of formation of fieldwork
Picture of Bits Parameter

Picture of Bit

Package of Bits

Picture of My Factory
