Helix Swing Arm Protractor


Helix Swing Arm Protractor - Top view with swing arm set at 25 degrees

The swinging arm of this protractor rotates 180°, making it easy to measure and draw accurate angles. You can measure from left to right or right to left. The protractor also includes a 6" ruler along the bottom edge with inch and centimeter markings. Made of transparent, shatter-resista...

Item #: 56207-1006
Description: Swing Arm Protractor
Size: 6"
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