Starrett steel rules with shrink graduations feature a satin chrome finish. Graduations at 8ths, 16ths, quick-reading 32nds, 64ths. 12"¬Ã¹, 1/10"¬Ã¹ Shrink per foot, 4R Grad 64ths. FEATURES Spring-Tempered Satin chrome finish Quick Reading SPECIFICATIONS Length (in): 12" Graduation Type: 4R Graduations: 8ths, 16ths, Quick-Reading 32nds, 64ths Finish: Satin Chrome Style: Shrink Rule Construction: Spring-Tempered Steel Thickness (in): 3/64" Width (in): 1" Shrink per Foot (in): 1/10"