FEATURES Regular Steel Finish Quick Reading Thickness and design permit shape retention and accuracy while portable and easy-to-handle One edge that is both beveled and graduated in 32nds of an inch Precision ground SPECIFICATIONS Made in America: Yes Length (in): 24" Length (mm): 600mm Thickness (in): 11/64" Thickness (mm): 4.4mm Width (in): 1-13/32" Width (mm): 36mm Accuracy (in): ± .0002 per foot