... body, consist of Top Beam, ram, Working Table, Column, Cylinder, Hydraulic Drive system and electrical system. Columns adopt #45steel material. Surface Hardness ... the different type of tooling and fixture. Specification:DescriptionUnitFour-column Hydraulic PressYQ32-40YQ32-63YQ32-100YQ32-100AYQ32-160YQ32-160BYQ32-200YQ32-200AYQ32-315YQ32 ...