Printable Circular Protractor Template - 360-Degree Measurement Tool #3241478 (License: Personal Use)

This transparent-background circular protractor includes dual concentric degree scales (0-90° in both clockwise and counter-clockwise directions), four intersecting reference lines (two green axes and two red diagonals), and three inner concentric circles for radius-based measurements. Designed for engineering, geometry education, and technical drawing, it supports both manual and digital use via print or overlay.

Commonly used in educational settings for teaching angles, in CAD workflows as a reference overlay, and by hobbyists for crafting and model-building; matches user intent for printable, scalable measurement tools.