The Helix Angle & Circle Maker is a protractor and compass in one. The clear center disc rotates freely, allowing for drawing of angles like a protractor and circles like a compass. It features slots for drawing angles up to 360 and holes for drawing circles from 1/8 to 4 in diameter. Overall diameter is 6.
Helix. Angle & circle maker
Helix Angle and Circle Protractor (36002)
Helix Angle And Circle Maker
Helix Angle and Circle Maker
Using the Helix Circle Maker on Fabric
Helix Full Circle Protractor
Helix 360� Angle And Circle Maker : Target
Helix Angle & Circle Maker – The Foiled Fox
Angle & Circle Maker - Grey
Anarchist Gift Guide Day 9: Helix Angle and Circle Maker – Lost
Helix Angle & Circle Maker – K. A. Artist Shop
Helix Irregular Curves