... load, long life-span, compact volume, high efficiency and light weight and so on.DBY Gear Speed Reducer which meets standards ... organs of metallurgy, mining, chemical, coal, construction material, textile, oil /petroleum and so on.Working Conditions of DBY Gear Speed Reducer:a ... output shaft : I , II , III, IV , Face to output shaft, its rotation direction: Clockwise (S), Un-Clockwise (N)DBYK224-11.2 ...