Four models of DC electrically driven drawworks are at your option: JC40D; JC50D; JC 70D; JC90D.
Main brake is hydraulic disc brake. Brake disc is water-cooled or air-cooled.
Auxiliary brake is magnetic eddy current brake (water-cooled or air-cooled). EATON brake is also available.
Equipped with automatic driller according to customers` requirements
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5. The main brake is of draper type or disc type. The auxiliary brake is equipped with magnetic eddy current brake or EATON brake.
