Durable and reliable internal diameter measuring tool - Durable tool steel construction with precise craftsmanship and special workmanship to ensure long lasting durability in demanding measurement tasks. - High strength hardened probe designed for accurate measurements in high strength applications and resistant to wear. - Versatile kit with multiple specifications and probes to measure a range of inner diameters, enabling quick adaptation to different parts. - Thick matte stainless steel handle with a non slip grip, providing comfort during use and contributing to a very long service life. 2-3 practical use scenarios - Inspect bore sizes and inner diameters during assembly or maintenance of mechanical parts such as bearings, bushings, or sleeves to ensure proper fit. - Conduct quality control measurements in manufacturing to verify inner diameter tolerances before parts leave the line. - Use in automotive or industrial equipment service to check cylinder and bore dimensions, ensuring accurate tolerances for reliable operation.