Specification Brand : ANKROYU BulletPoint1 : 【Main Purpose】The aperture gauge serves as a versatile tool primarily used for measuring the inner holes of thin-walled parts and the inner diameter of plastic pipes. Its design and functionality make it an indispensable instrument in various industries where measurements of inner hole are required BulletPoint2 : 【Wide Measuring Range】This hole tapered ruler offers a measuring range from 1 to 6.5mm, allowing for the accurate measurement of a broad spectrum of hole sizes. With a division value of 0.1mm, it provides efficiency in obtaining accurate measurements BulletPoint3 : 【High-Quality Material】Crafted from stainless steel material, this taper aperture gauge exhibits exceptional hardness, wear resistance, and resistance to rust. Its durable construction ensures its reliable performance even in demanding environments BulletPoint4 : 【Clear Readings】The cone of the aperture feeler gauge features a engraved numeral scale, providing clear and easy-to-read measurements. This scale allows users to precisely observe and record readings, ensuring accuracy in the measurement process BulletPoint5 : 【Convenient Structure】The inner diameter ruler boasts a simple and logical structure that facilitates convenient and rapid measurements. Its design allows for easy insertion into the inner hole being measured, simplifying the measurement process ExternallyAssignedProductIdentifier : 7790368514532 IncludedComponents : No ItemName : ANKROYU Aperture Gauge, Stainless Steel Conical Inner Diameter Aperture Gauge, 1‑6.5mm Inspection Measurement Tool for Plastic Tubes DIY Equipment ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 15 centimeters ItemPackageDimensions_Width : 14 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : caliper-gages Manufacturer : ANKROYU Material : Stainless Steel Material1 : Plastic Material2 : Metal MeasurementAccuracy : 1 ModelName : FAUOSWUKhfg7doty0s ModelNumber : FAUOSWUKhfg7doty0s NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : ANKROYU50upi4vg6e ProductDescription : Specification: Item Type: Aperture Gauge Material: Stainless Steel Measuring Range: Approx. 1-6.5mm / 0.04-0.26in Accuracy: 0.1mm