Nmrv Gearbox Worm Geared Motor Like Motovario

 Item DescriptionPrincipal Materials:1)housing:aluminium alloy ADC12(size 571-090) die solid iron HT200(measurement one hundred ten-a hundred and fifty)2)Worm:20Cr, ZI Involute profile carbonize&quencher warmth treatment method make equipment area hardness up to...