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Get Rullers and Protractors old version APK for Android
Several different ruler types and 180, 360 degree protractors. No permissions
Displays SAE Inch ruler, Metric (cm,mm) ruler, Machinist's ruler (10ths of an inch divisions), a 180 degree protractor, a 360 degree protractor, and a radius gague. Swipe left/right to change which ruler is aligned with the left side of the screen. This app requires no permissions.