Machines and machine tools for the production and machining of shafts, flexible shafts and drive shafts; motors other than for land vehicles; machine coupling and transmission components except for land vehicles; agricultural implements other than hand-operated, namely, cultivators, harvestors, disk harrows and seeders; incubators for eggs; vending machines; mechanical machine parts, namely, transmission shafts other than for land vehicles, cam shafts, shafts for pumps, flexible shaft couplin...