Architects' / Engineers' Scales Set Gives You Five Connected Rulers
Five-ruler Engineers' / Architects' Scales Set measures only 3/4" x 6/8" overall for easy use and convenient carrying. Contains five rulers fastened at one end, all with scales in both english and metric graduations. One side of the rulers features an inch scale in sixteenths and the most popular architects' scales: 1/8, 3/32, 3/16, 3/8, 3/4, 1/2 and 1". The scales are open divided. The reverse side of each ruler has a centimeter scale and fully divided engineers' scales: 10, 20, 30, 40, 50 and 60 parts to the inch. They also include metric scales: 1:10, 1:100, 1:25, and 1:250 meters. The rulers are laminated for durability.