General Ultra Rule 6" Precision Protractor

Made of flexible stainless steel. General's Ultra Rule precision series look like ordinary rulers. But look closely and you will see micro-fine marking holes and slots at every scale position to instantly locate a sharp pencil or scriber exactly where you want your mark.

• ULTRA RULE™ Precision Protractor has micro-fine guide holes at every 45°, 30°, 22.5°, 5° and 0.5° intervals.
• Plot any angle with ease and absolute accuracy.
• Removable T-bar to work on flat surfaces or to use the 6" centering scale.
• Four angle scales: 0° left to 180° right; 180° left to 0° right; 0° top to 90° left and right; and 90° top to 0° left and right.
• Rule graduated in 32nds (0.79mm)
• Fine black etched graduations