Compass/protractor combination can be used to as a compass to create circles, as an accurate spinning protractor and as a ruler with straight edges having scales in inches/mm.
Draw it all with this remarkable combination protractor, compass and straight edge ruler. Circles from 10 mm (2/5") to 120 mm (4¾") can be created in 1-mm (1/16") increments. Includes accurate spinning protractor, with straight edges having scales in inches/mm.
844-200-1455
