8 1/2inch Roller Cone Bit
8 1/2" Roller Cone Bit
Roller Cone Bit- 8 1/2" Operating Parameters | |
Cutter Size | 133mm |
Bearing Type | Sealed Journal Bearing |
Inserts/Teeth | 49*14mm |
Cone Material | 15MnNi4Mo |
Arm Material | 15CrNiMo |
Grease Lubrication | Available |
Grease Compensation System | Available |
Inserts Shape | Conical-ball |
Application | Hard formations with high compressive strength,such as sandstone,hard shale,dolomite,hard gypsum,chert,granite,etc. |
Application
Oil/Gas Well Drilling .Water Well Drilling .HDD(Trenchless) .Foundation Piling
