产品说明数显薄片外径千分尺编号规格422-2300-25mm分度值0.001mm测砧0.75*6mm422-23125-50mm422-23250-75mm422-23375-100mm422-2600-25mm测砧0.40*6mm422-26125-50mm422-2700-25mm钨钢测砧0.75*6mm422--2710-25mm钨钢测砧0.40*6mm编号规格422-3300-1"分度值0.00015"测砧0.75*6mm422-3311-2"422-3322-3"422-3333-4"422-3600-1"测砧0.40*6mm422-3611-2"422-3700-1"钨钢测砧0.75*6mm422-3710-1"钨钢测砧0.40*6mm)