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7 7、8 IADC837 Roller Cutters
IADC837 |
Products Speification | |
Cone Size | For 7 7/8" Tricone/125mm |
Bearing Type | Elastomer Sealed Bearing |
Grease lubrication | Available |
Grease Compensation System | Available |
Inserts Shape | Ball |
Operating Parameters | |
Application | Very hard formation with high compressive strength ,such as limestone,sandstone,dolomite,hard gypsum,marble,etc. |
