Feature:1. Mechanical Structure: The accurate mechanical structure makes reading more intuitive and convenient. And built in force limiting device ensures accurate and repeated reading.2. Accurate Measurement: Single hand efficient measurement ensures the accuracy of real time measurement data. You can choose the ruler with confidence!3. Alloy Surface: The cemented alloy measuring surface ensures the lasting stability of the ruler, rest assured to use it!4. Wide Application: This micrometer is widely used for measuring various external sizes and shape tolerances. And it can be quickly put into use.5. Easy Carrying: Comes with a small size and lightweight, you can easily take this ruler with you to help with your work.Specification:Item Type: MicrometerMeasurement Accuracy: 0.01mmMeasuring Surface Material: Aluminum Alloy.Package List:1 x Micrometer1 x Storage Box 1 x Wrench 1 x Accessory Note:1. Do not disassemble the micrometer at will. 2. Wipe the box clean after use to keep the micrometer clean.