Specification Brand : Gearwell BulletPoint1 : Large Screen LCD Display: This digital internal caliper uses a large LCD display to show the value, which is fast and clear to read. BulletPoint2 : Alloy Jaw: This digital display internal caliper uses alloy jaws with chrome finish, which is strong and wear resistant and not easy to be damaged. BulletPoint3 : Metric And English Unit Conversion: This digital display has a unit conversion button on the internal card gauge, and the short button can be used for metric and English conversions (F for fraction function). BulletPoint4 : Locking Screw: This digital display has a locking screw within the gauge that locks clockwise to the current position and loosens counterclockwise to unlock. BulletPoint5 : Wide Application: This digital display internal gage is very widely used, and is mainly used for the measurement of the internal diameter of all kinds of machining. Color : 1 CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier : 7647931062726 IncludedComponents : No ItemName : Gearwell Digital Caliper Internal Electronic Caliper Gage 12.7 to 216mm Digital Inside Caliper Digital Caliper Measuring Tool with Handle Digital Display ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 38 centimeters ItemPackageDimensions_Width : 15 centimeters ItemPackageQuantity : 1 ItemShape : Refer to Description ItemTypeKeyword : digital-calipers Manufacturer : Gearwell Material : Aluminum MeasurementAccuracy : 0.1mm ModelNumber : Gearwell64825mdbgn NumberOfItems : 1 NumberOfLithiumMetalCells : 1 PartNumber : Gearwell64825mdbgn Pattern : Refer to description ProductDescription : Item Type: Digital Inside Caliper Battery: C R2032 3V Button Cell x 1 ( Shipped Without Battery ) Specification: Approx. 12.7-216mm/0.5-8.5in Reading Value: Approx. 0.1mm/0.005in Accuracy Error: Approx. 0.2mm/0.01in Clear Reading, Small and Exquisite, Convenient to Use Role: Widely used in various types of machining internal diameter measurement.