Check the listing for details. Film Flexible Ruler 80cm 0.1mm Scale with R Angle, 1 Pcs, Transparent. Condition: New. Listed at 20.84 USD. The film ruler is perfect for factories, research institutes, measuring rooms and workshops use. It can be used to measure the area of a wide variety of products, accurately detect and calibrate various measuring instruments, measure the reduction rate of photo printing films detect the size of optical projection maps, etc.Specification:Material: PETMeasuring Range: 80cm / 31.5inchMinimum Scale: 0.1mm / 0.004inchThickness: 0.1mm / 0.004"Color: TransparentPackage List: 1 x RulerAdvantageMade of good-quality PET plastic, the film flexible ruler is lightweight and handy. The smooth design will protect your hand when in use. With high-contrast markings, the film ruler ensures effortless, accurate reading of each line and number.InstructionThe film ruler design with an R angle for measuring the radius of rounded corners.