Ideal for process inspectors, construction professional, and industrial maintenance requiring stable surfaces imperfection assessment instruments The color contrast scale design enables fast visual comparison of surfaces flaws, while the compact 4 gauge set provides versatile measurement across multiple industrial applications Crafted from , warp these cracks measurement tools feature double sided protective film coating to secure long lasting accuracy in demanding work environments Double Sided Laminated Stain & cracks Comparison Gauges precise defect detection with four strong , surfaces inspection tools for professional component evaluations Perfect for on site concrete inspection, manufacturing checks, and infrastructure maintenance projects where portable defect identification tools are essential, Weight: 0.01763698096 pounds, Manufacturer: Oewwthy