Quantity: One PieceSpecifications: 0-25MMReading Value: 0.01MMExternal Micrometer: High precision, the micrometer range is 0-25mm and the guaranteed scale is 0.01mm.Dedicated Keys: Equipped with professional keys, you can easily set the zero position. Data adjustment is easy.HIGH QUALITY: The tapered holder allows use in narrow grooves and tight places. Likewise, the probe is made of a hard and durable alloy. Satin chrome-plated barrel and barrel with contrasting black graduations for easy reading.Scope of Application: Recommended for all departments such as mechanics, auto repair and machine shops, tooling or testing, where the author needs to work in different measuring rangesquick reminder:1. The micrometer is a precision measuring tool. It should be handled with care during use. After use, apply rust-proof oil to the exposed parts and put it in the box to avoid it being in a dry and ventilated place.2. Do not turn the differential cylinder forcefully during measurement, so as not to damage the accuracy.3. Do not move the micrometer cylinder to the right by more than 25.5 mm, so as not to damage the micrometer and its accuracy.4. Do not attempt to remove parts from the micrometer and damage it and render it unusable.5. The verification period of the outside micrometer should be determined according to the specific usage conditions,"