HARFINGTON High Precision SEC Size Estimation Chart Transparency Flaw Detection Film Ruler for Diameter Defects Measuring health_UK_Nov2022 you can check the image

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HARFINGTON High Precision SEC Size Estimation Chart Transparency Flaw Detection Film Ruler for Diameter Defects Measuring health_UK_Nov2022 you can check the imageHARFINGTON High Precision SEC Size Estimation Chart Transparency Flaw Detection Film Ruler for Diameter Defects Measuring Product Features Size Total Size: 145x63mm 5. 71"x2. 48"(L*W); Thickness: 0. 1mm 0. 0039". Material The SEC size estimation chart is made of PET clear plastic, which is resistant and unbreakable. This film transparent ruler is very thin, as thin as paper, and much thinner than ordinary rulers. Features Transparent film SEC pattern