Starrett C607R-6 Spring Tempered Steel Rule With Inch Graduations, 6" Length, 3/4" Width, 3/64" Thickness Satin chrome finish Graduations: No. 7R - 1/16", quick reading 1/32", 1/64", aircraft quick reading 1/100" Rules with single row of inch figures (all rules under 1" width) Measurement Graduations: 1/16 inches, 1/32 inches, 1/64 inches, 1/100 inches