Specification AgeRangeDescription : adult Brand : Hyuduo BulletPoint : Outside Micrometers BulletPoint1 : [ Alloy Measuring Head] : Ensures accurate measurement of various internal BulletPoint2 : [Locking Device Design] : Enhances intuitive and easy readings with precise mechanical structure BulletPoint3 : [Stainless Steel Body with Chrome-plating] : Provides durability for long-lasting use BulletPoint4 : [Built-in Ratchet Equipment] : Enables accurate and repeat readings for reliable measurements BulletPoint5 : [Clear Marking Lines] : Facilitates easy reading for precise results Color : One Color ExternallyAssignedProductIdentifier : 7350087678184 ItemName : Inside Micrometer Measurement Tool with Alloy Head 25-50mm/50-75mm Stainless Steel Clear Marking Lines Locking Device Built in Ratchet Equipment (50-75MM) ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 23 centimeters ItemPackageDimensions_Width : 12 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : inside-micrometers Manufacturer : Hyuduo MeasurementAccuracy : 1 ModelName : ETRADECORP ModelNumber : Hyuduo5xzwsrguv1-12 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : Hyuduo5xzwsrguv1-12 ProductDescription : 1. alloy measuring head can be used for measuring various internal 2. Clear marking lines for easy reading 3. The micrometer body is made of stainless steel material with chrome-plated, to use. 4. Design with locking device, precise mechanical structure makes it more intuitive and easier to read 5. Built-in ratchet equipment for accurate and repeat readings