More about the 360°
A 360° protractor that also has a 360mm circumference, so each degree mark is also a millimetre. The centre point is cutout for accuracy.
Can be combined with either the Rule 300 or Rule 150 for easy angled line drawing.
115 x 115 x 3mm
More about the 180°
A 180° protractor that has a 180mm circumference around the arc. The result is each degree mark is also a millimetre. The centre point is notched out for accuracy.
Can be combined with either the Rule 300 or Rule 150 for easy angled line drawing.
115 x 67.5 x 3mm
Made in the UK.