Review on Stainless Centimeters Drawing Measuring Test: Enhanced Precision in Measurement and Inspection by Tre Boyer

Two rulers marked 'Stainless Hardened'. One is 12 inches and the other is 6 inches. The thickness of the rulers is 0.7mm (measured with a Mitutoyo caliper), not 0.9mm as advertised. Ruler Edge. These rulers appear to be fairly accurate (compared to a vernier caliper). Each ruler came in a plastic sleeve (with a transparent front) and both were placed in a long cardboard sleeve which (at least for me) successfully prevented them from bending in transit. . The sticker on the outer case indicates that the rulers are made in China. One star deducted for incorrect thickness compared to advertising.