The Beijing No.1 Machine Tool Plant B1-400K vertical knee-type milling machine is a heavy-duty precision mill designed for demanding machining applications in tool rooms, die and mould workshops, and general engineering facilities. It is well suited for milling large flat surfaces, deep slots, complex profiles, and keyways on workpieces such as mould bases, press tools, gearboxes, and structural components. The extra-wide 400mm table combined with a rigid knee and column construction provides excellent stability and vibration damping during heavy cuts.

Each machine is manufactured under strict quality control procedures and undergoes comprehensive inspections before dispatch to ensure long-term reliability and consistent accuracy. With efficient inventory management and streamlined logistics, we guarantee fast delivery to keep your production running smoothly. The B1-400K delivers the power, rigidity, and precision required for intensive milling operations.