[Engineering Scale 12-inch]
[Metric Scale 12-inch]
[Architectural Scale 12-inch]
[Architectural & Engineering Combination Scale 12-inch]
Pro Art Drafting Triangular Scale 12" Architectural White- Shatterproof high-impact plastic scale is precision printed for accuracy and dependability. Architectural. Open divided: 1/8, 1/4, 1/2, 3/4, 3/32, 3/16, 3/8, 1 1/2, 3" to the foot.