Merchandise Description   Merchandise Description Principal Materials:one)housing:aluminium alloy ADC12(measurement 571-090) die solid iron HT200(size a hundred and ten-150)two)Worm:20Cr, ZI Involute profile carbonize&quencher heat therapy make equipment surface hardness up to fifty six-62 HRC Following precision grinding, carburization layer’s thickness amongst .3-.5mm.three)Worm Wheel:wearable stannum alloy CuSn10-one Thorough Pictures Mix Possibilities:Input:with input shaft, With sq. flange,With IEC […]