品牌三丰MITUTOYO型号395-251类型测管外径千分尺测量范围0-25（mm）分辨率0.01（μm）适用范围分辨力高于或等于0.01mm,量程小于或等于100mm,测量范围上限至500mm的薄片千分尺测管外径千分尺编号规格115-1150-25mm分度值0.001mm单R115-11625-50mm115-2150-25mm双R115-21625-50mm数显测管外径千分尺编号规格395-2510-25mm分辩率0.001mm单R395-25225-50mm395-2710-25mm双R395-27225-50mm测管外径千分尺编号规格115-3020-25mm分度值0.01mmA型115-30325-50mm115-3080-25mmB型115-30925-50mm115-3150-25mmC型115-3160-25mmD型数显测管外径千分尺编号规格395-2610-25mm分辩率0.001mmA型395-2620-25mmB型395-2630-25mmC型395-2640-25mm,D型)