The W 40 sharpens mincer plates and knives, cutting sets of inline grinders, as well as cutting sets of emulsifiers with a diameter up to 400 mm (15.7 in). Plane-parallelism is two hundredths of a millimeter.
The strong drive motor and the rotary table are installed in a heavy double-T-beam construction. This provides a high degree of material removal. Thus, even very worn workpieces can obtain an exact surface again in a short amount of time.