ArchScale

A simple scale for architects or engineers in both metric and imperial systems. Metric system scale: 1:1/1:100, 1:2/1:200, 1:5/1:500, 1:10/1:1000, 1:20/1:2000, 1:50/1:5000, 1:1250, 1:2500. Imperial system scale: 1:1/1:12, 1:8, 1:16, 1:24, 1:32, 1:4