Top edge 1/64, 1/32 and 1/16 inch graduation, bottom edge 1/2 mm and 1/1 mm graduation, Etched graduation for a legible reading, Reading from left to right, Flexible version, Stainless spring-steel, Satin non-glare finish, Dimensions: 300 x 18 x 0.5 mm, Dimensions: 300 x 18 x 0.5 mm