Specification AgeRangeDescription : adult Brand : NURII BulletPoint : Type:other BulletPoint1 : Small:lightweight and highly reliable thread ring gauge BulletPoint2 : Inspection and measurement process: After aligning the ring gauge with the measured thread, rotate the gauge with the thumb and forefinger BulletPoint3 : General provisions: In the free state, the thread passes through the whole length, otherwise it is judged as failing BulletPoint4 : Stop: Turn the ring gauge with the thumb and forefinger and screw it into the thread within 2 pitches, otherwise it will be judged as unqualified. BulletPoint5 : notice:Colours may vary slightly due to different monitors and conditions when taking photos Color : One Color ExternallyAssignedProductIdentifier : 7385192825611 IncludedComponents : Thread Gauge Blades/Leaves ItemName : NURII Metric Smooth Ring Gauge, Φ61mm-100mm, On The Table Check Non-Standard Double Line Gauge Measuring Tool(66mm) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : thread-gauges Manufacturer : NURII MeasurementAccuracy : 1/4 inch ModelName : NURII ModelNumber : NURII NumberOfBoxes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : NURII ProductDescription : Metric Smooth Ring Gauge, Φ61mm-100mm, On The Table Check Non-Standard Double Line Gauge Measuring Tool