Spring Tempered Steel Rule with Inch Graduations, 6R Style Graduations, 12" Length, 1" Width, 3/64" Thickness. The Starrett 12" Spring-Tempered Steel Rules with Inch Graduation features a satin chrome finish. Graduations at aircraft quick-reading 50ths (.02) on both edges on one side, quick-reading 10ths (.10) on both edges, on opposite side. 12", 6R Grad side.
Spring-Tempered. Satin chrome finish. Quick Reading. Rules with double row of inch figures, and each edge represents the bottom edge reading left to right (rules 1" and wider).