에 의해서 ep | 2월 2, 2023 | Uncategorized
Merchandise Description Product DescriptionMain Materials:1)housing:aluminium alloy ADC12(dimensions 571-090) die forged iron HT200(size a hundred and ten-150)2)Worm:20Cr, ZI Involute profile carbonize&quencher warmth therapy make equipment floor hardness up to...