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metallurgy machinery soft tooth flank modification tooth grinding gear shaft
food and feed machinery 18CrNiMo7-6 carburized gear shaft assembly
mining machinery gear in DIN 6
wind power industry QT ring gear
beverage packing machinery alloy steel gear
metallurgy machinery involute soft tooth flank gear
food and feed machinery 18CrNiMo7-6 carburized DIN 6 gear
mining machinery carburized gear
clay mining machinery 42CrMo4 drive gear
beverage packing machinery QT helical gear
metallurgy machinery welded 42CoMo modification tooth grinding gear shaft
food machinery non-standard casting pulley