三豐編號測定範圍解析度備註568-331 6-8mm 解析度0.001mm測砧與平 面差2mm568-332 8-10mm568-333 10-12mm568-334-1012-16mm測砧與平 面差0.3mm568-335-1016-20mm568-336-1020-25mm568-337-1025-30mm568-338-1030-40mm568-339-1040-50mm568-340-1050-63mm568-341-1062-75mm568-342-1075-88mm568-343-1088-100mm568-344-10100-113mm568-345-10112-125mm568-346-1050-75mm568-347-1075-100mm568-348-10100-125mm