数显指示卡表
1.带电源开关 Manual power on/off.
2.任意位置清零 Zero setting at any position.
3.mm/in任意位置公英制转换 Metric/Inch system conversion at any position.
4.可进行内、外尺寸测量 Can measure internal and external dimensions.
5.适用于宝石、首饰加工业各种窄小勾缝的测量 For measuring groove and inside diameter of a ring.
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