Satin Chrome Antiglare Finish. Manufactured from Hardened and Tempered Japanese Stainless Steel. Permanently marked graduations without enamel paint in graduations. Accuracy to EEC - 1 Standards, i.e. ± 0.2mm at 20°c for 1000 mm Rule. Calibration Certificate conforming accuracy to EEC - I International Standard (Euro Norm). Signature of Guarantee. Least count Measurement Chart. Important formula of Statistics with Charts. Area and Volume Charts. Length Conversion Table.