The spot measurement tool is nice for detecting transparency flaws and measuring crack widths. Its transparent construction provides clear visibility, ensuring precise readings. This tool is essential for professionals who require accurate defect detection and measurement in their work, offer reliability and ease of use in various inspection scenarios. Features -Color:Assorted Color -Material:Plastic -Size:9.30X5.70X0.01cm/3.65X2.24X0.004in -Easy to Use: The precision film ruler allows for intuitive measurements, suitable for both professionals and DIY enthusiasts -Compact and Handy: Its lightweight design makes this measuring ruler an easily portable tool for on-site inspections or everyday use -Comprehensive Measurement: With the capability to measure crack widths and surface flaws, this precision measurement ruler enhances your inspection accuracy -Professional Tool: The precision defect detection ruler is crafted for reliable performance, meeting the demands of construction and engineering professionals -Essential for Repairs: Use this flaw detection gauge to identify and document defects, streamlining your repair and maintenance processes Package list: 2 x flaw detection tools