The drawworks design and manufactuer based on the API Spec 7K Standard and SY/T 5532 oil drilling drawworks standard. Drawworks series are complete. Structure forms have single, double drum and multiaxial structure. Drive way has mechanical drive and electrical drive, main, auxiliary brake configuration is reasonable, power transmission to meet the needs of drilling rig, workover rig and the drilling and workover operation requirements; Drawworks control (liquid, gas, electricity) adopts centralized control, easy to operate; Electric Drawworks reducer adopts large module, hard tooth surface gear, forcing lubrication; Drawworks and power unit can be installed in a skiding seat, meet the requirements of individual transportation; Mechanicaldrive drawworks technical specification