- Construction and precision: Made of high quality stainless steel and plastic, this U tool is designed for the highest accuracy and has a precision accuracy of up to mm. It is suitable for both professional DIY enthusiasts and hobby handymen, helping you achieve accurate measurements and improve work quality. - Multi-purpose design: With a diameter of 50mm to 60mm, this instrument is ideal for a variety of applications. It handles small components to larger workpieces, making it a versatile and essential tool in any workshop for tackling diverse projects. - Innovative probe system: Features a movable probe and a replaceable probe on the side end, allowing easy adjustment to different opening sizes. This system simplifies measurement, enhances adaptability, and ensures accurate readings across different diameters and shapes. - Enhanced user experience: Simple, versatile controls enable quick adjustments. The OMIC handle provides comfortable use, reducing fatigue so you can work steadily and without disruption. - Use scenarios: - Inspect bore diameters and opening sizes in sleeves, bushings, and shafts within the 50–60 mm range during fabrication or repair tasks. - Perform quick checks of connectors, fittings, and machined parts during assembly or quality control to verify proper fit. - Use in jig and fixture setup or DIY projects to quickly verify dimensions and ensure correct alignment and tolerances.