7 machine tools for the cutting and non-cutting machining of workpieces made of different materials, namely, milling machines, grinding machines and machine tools for machining camshafts, crankshafts, control shafts and rings
40 Machine shop services, namely, cutting and non-cutting machining of workpieces made of different materials, namely, grinding, milling and machining of cams, crankshafts, camshafts, control shafts and rings for others