Marking ruler 500mm controlled

The LR MICROTECH marking ruler is made of high quality stainless steel, has a rolled notch with a graduation of 1mm (0.5mm on the first cm of the range). The ruler length is 500mm (50cm)
The LR-500 marking ruler is a measuring device and undergoes mandatory metrological control in the ISO17025 accredited MICROTECH metrological laboratory.
Its difference from the bench ruler is the precise contrasting notch of the strokes and metrological confirmation of the correctness of the marking on the ruler.