Features and SpecificationsCreates accurate circles up to 12 in diameter. Ball bearing control Positive pencil lock Complete with pencil, inch, and centimeter
Compass is a very important tool for Techinical Drawing and Geometrical work. Compass helps in drawing Circles & Arcs. With SDI Compass one can easily draw cricles and arcs as they desire with the help of the measurements shown on the compass. The compass can be used by fastening one leg of the compass on to the paper and putting pencil on paper and moving the pencil around keeping the hinge on same angle. Good For: Accurate & Precise Drawing.