Accurate innerdiameter measurement for thinwalled parts and plastic pipes Key benefits Precise readings for inner diameters, helping ensure proper fit and function for assemblies and repairs Measurements tailored to your needs with a purposebuilt aperture gauge designed for this task Improves efficiency with a rational, easytouse structure and a tapered aperture for quick checks Clear, reliable observations thanks to engraved numerals on the conical measurement surfaces Broad measuring range in a compact tool, reducing the need for multiple gauges What it does Measures the inner diameter of thinwalled parts and plastic pipes with reliable accuracy Provides a compact, purposebuilt gauge that facilitates fast, repeatable readings Design and usability Efficient design with a rational structure and tapered aperture gauge to streamline measurements Engraved numerals on the cone surfaces enable easy, quick observation of the scale without ambiguity Measuring range and scale Broad measuring range: 1 to 45 mm Division value: 1 mm Suitable for a variety of parts while maintaining accuracy and efficiency Applications and use scenarios Quality control in manufacturing: verify bore sizes and inner diameters of thinwalled components during production Assembly and fitting: check compatibility of components such as sleeves, bushings, and adapters with plastic pipes Field maintenance and : perform quick innerdiameter checks onsite to ensure proper fit before installation Specifications at a glance Function: innerdiameter measurement for thinwalled parts and plastic pipes Measurement range: 1–45 mm Division value: 1 mm Features: tapered aperture gauge, engraved numerals for easy reading This aperture gauge offers reliable performance for precise innerdiameter measurements, backed by a clear, professional design that supports efficient work and consistent results.