... perform operations such as boring, drilling, counter boring, groove cutting,and face milling. It is widely used in the heavy machinery, ... engineering machinery,mining equipment, large-size motor, ship-building, as well as iron and steelindustries. Boring ... .Power of spindle motor (rated/30min.): 51Max.torque of boring spindle: 5,000N.mMax.spindle thrust: 50,000NMax.torque ...