360-degree measurement capability enables full circle creation for precise geometric work
Four pre-cut cut-out circles (10, 15, 20, 25 mm) allow quick reference and measurement
Adjustable radius from 15 to 45 mm accommodates a wide range of drawing needs
Clear plastic construction ensures durability and easy visibility of measurements
Compact 4.7 cm diameter fits comfortably in hand for precise control
Summarized by Shop
The circular protractor has 360° design to measure a full circle. Hold down the center to create circles with a radius from 15 to 45 mm. Has four cut out circles with the diameters 10, 15, 20 and 25 mm. Measures 4.7" (12 cm) in diameter.