Take accuracy to a new level with General's innovative Ultra Rule Stainless Steel Marking Rules. These high-precision tools feature micro-fine marking holes at every scale position on the rule, allowing you to place your mark with zero uncertainty. We offer Ultra Rule Marking Rules in 6" and 12" lengths, as well as a 12" T-Rule and a protractor. Includes a 0.5mm mechanical pencil. Graduation - 32nds, mm's. Ultra fine black graduations. Micro-fine marking holes. Polished stainless steel finish. Width is 7/8" Comes with a No. 600 0.5mm mechanical pencil.