China Roller Cone Tri-Cone Rock Bits for HDD Drilling Project5, Find details about China Roller Cone Drill Bit, Tricone Roller Bit from Roller Cone Tri-Cone Rock Bits for HDD Drilling Project5
Normal Tri-cone Bits Size | Thread | Milling Bit | Insert Bit | Seal Type |
4-5/8" | 2-7/8''REG | 117,127,136 | 517,537,617,637 | |
5-1/4" | 3-1/2''REG | |||
6" | ||||
6-1/2" | Metal Seal or Rubber Seal | |||
6-3/4", | ||||
8-1/2" | 4-1/2''REG | |||
9-1/2" | 6-5/8''REG | |||
Tri-cone bit be matched tooth shape, seal type and size of roller follow the geological report in jobsite. |