卡尺专用量块被测卡尺.....................块数......................................具体尺寸0-125/150mm............6块....................41.2/81.5/121.8/10/20/200-200mm....................6块.....................51.2/121.5/191.8/10/20/200-300mm....................3块.....................101.2/201.5/291.8300mm........................12......................10/20/20/41.2/51.2/81.5/101.2 300mm........................12......................1/121.5/191.8/201.5/291.8 一、材料：1）钢2）陶瓷二、等级1）0级2）1级3）2级可供品牌产地：1：日本三丰MITUTOYO2：中国台湾(附带签定值)3：中国成都