Protractors

Art Alternatives

These clear acrylic protractors are divided into 1/2° increments and feature a center cutout for easy lifting.

Helix Circle Ruler

12 in Circle Ruler features small circle templates in the clear center area to draw circles from 1/16th in to 12 in with gradations in inches and metric. Ruler can be used to draw a circle by simply placing a pen or pencil in the hole corresponding to the size you want, stabilize the ruler with the center disc and rotate in a circle with your other hand to draw the full circle.

Helix Circle Protractor

Two-in-one protractor and compass lets you easily make angles and eight sizes of circles with built-in templates. You can also use this handy device to measure angles. Angle and Circle Maker is made of plastic. The layflat design easily fits in your binders and drawers.

Staedtler

Precision made from the highest quality tinted plastic featuring a 180 degree 4" protractor and 360 degree protractor in both 4 & 6 in.

Alvin

Eliminate the need for a beam compass or expensive curve set. Can be adjusted to any radius from 6 3/8" to 200", marked in inches