Features Premium Stainl Steel Construction - Crafted from high-quality stainl steel, this calibration rod ensures durability and resistance to deformation, providing reliable measurements over time Accurate Calibration Guarantee - Designed for precision, this micrometer standard caliper delivers 100% accuracy, making it ential for profional calibration tasks Versatile Measuring Tool - Available in various specifications, this profional measuring tool caters to a wide range of calibration needs, enhancing your measurement capabilities Compact and Lightweight Design - With a reasonable size and lightweight construction, this calibration rod bar is easy to handle and transport, for on-the-go profionals Ideal for Micrometer Calibration - Specifically designed for calibrating outside micrometers, this tool enhances the accuracy of your measurements, ensuring optimal performance in your projects Features: 1、Made of premium stainl steel, not easy to deform, in use. 2、100% and . 3、A profional measuring tool, various specifications for your choice. 4、Reasonable size and light weight, convenient to use and carry. 5、Mainly used for calibrating micrometers. Specification: Features: Made of premium stainl steel, not easy to deform, in use. 100% and . A profional measuring tool, various specifications for your choice. Reasonable size and light weight, convenient to use and carry. Mainly used for calibrating micrometers. Specification: Material: Stainl steel Purpose: measurement Measuring range: 25mm, 50mm, 75mm, 100mm (Optional) Package List: 1 x Outside Micrometer Package List