Designed for high-precision inspection, the chest card measuring film ruler is for detecting flaws and defects in materials. Whether you are measuring the width of a scratch or the diameter of a spot, this tool provides clear and accurate readings. Its transparency ensures that you can see the defect clearly while measuring, making it a reliable choice for detailed inspections. Features -Color:Multi -Material:Plastic -Size:10.00X5.70X0.01cm/3.93X2.24X0.00in -Accurate dimension measurement: the highprecision chest card gauge film ruler is for measuring a wide range of dimensions with utmost accuracy. -Versatile defect detection: capable of measuring point gauges, line gauges, spots, and cracks, this tool is essential for comprehensive surface defect detection. -Enhanced scratch comparison: the transparent scratch ruler provides a clear and precise comparison of surface scratches, ensuring thorough inspections. - durability: constructed from robust materials, this measurement tool is designed to withstand frequent use, offering performance. -Userfriendly design: with its simple operation, this tool is easy to use in various work environments, making it accessible for all users Package list: 1 x Flaw Detection Film Ruler