... nickle plating round base plate with slots and holes for heavy machineryproduct namedimension(mm)materialfinish and weight(kg)base plateOD250 ID102thickness ... in accordance to order.processing capability:casting,turning ,milling,CNC and CNM machining,grinding ,threading,polishing ,plating ,acid treatment. ... 86-510)86529579 nickle plating steel round base plate with slots and holes for heavy machinery