This auto eraser makes erasing easy and fun. Eraser includes ten white refills for pencil erasing. Eraser measures approximately 5 1/2 in. long. Two AA batteries not included. 5mm refill packs contain 30 refills each. This 5mm eraser refill is designed specifically for the updated Helix Auto Eraser model with 5mm eraser plug.

The Helix Angle & Circle Maker serves as both a protractor and a compass. Its unique design features a rotating inner disk that makes it easy and safe to draw circles up to a 4 in. diameter. Create a range of circle sizes in 1/8 in. increments and form angles to any degree. The unique compass tool lays flat on the page for added control and does not contain sharp points that can damage your paper. The color of your Helix Angle & Circle Maker is d…