Specification AgeRangeDescription : adult Brand : NURII BulletPoint1 : Material: Steel BulletPoint2 : Function: The thread plug gauge is mainly used to detect the limit major diameter value and the limit small diameter value of the thread. BulletPoint3 : ?For the male thread, if the thread is closed, the diameter of the thread is large; if the thread is stops, the diameter of the thread is small. BulletPoint4 : It is easy to use, suitable for your own home operation, which do not need professionals and is the ideal DIY tool for you. BulletPoint5 : EASY TO STORE: The threaded plug gauge kit comes with a convenient carrying case. It is convenient for you to carry or organize when not in use. Color : One Color ExternallyAssignedProductIdentifier : 7750341884793 IncludedComponents : Nut and Bolt Thread Checker ItemName : 1PC Steel Gauge, Fine Thread Plug Gauge, 2B UNC UNF UNS UNEF, 1''-1I2-6 1''-1I2-10 1''-1I2-18 1''-1I2-18(1-1I2-20UN-2B) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : thread-gauges Manufacturer : NURII MeasurementAccuracy : +/-0.01 ModelName : NURII ModelNumber : NURII NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : NURII ProductDescription : Accuracy: 2B