MUTOH Drafter Scale Drafting Ruler JL-56.1/5.1/6 Used Set of 2 drafter scales for right-handed use. Vertical scale: 250 x 50 x 5mm Horizontal scale: 400 x 50 x 5mm Scale specifications: 1/5, 1/6, L-shaped metal fittings 80mm Used for creating construction drawings in 1st class construction management engineer work. I am selling it because I no longer use it. There is rust on the screws, but it can be used without any problems. #See the list of tools here