The machining centre WIZARD comprises two independent machines, one tenoning and one profiling. An operator stays in front of the machine and controls the machining process. The industrial PC with operating software can control the machines as a working centre or both machines individually. The capacity is about 30-40 one leaf windows per shift using the traditional way with outside milling of sashes. The machine WIZARD 4L can produce about 60 windows when machine makes finished knock-down elements using the left working spindle for milling from both sides.