The Aristo BTS quick adjustment compass works precisely and thus meets the high demands in mathematics and geometry lessons at school and at university
The quick adjustment is activated by pressing the two locking pushers and the fine adjustment is made on the centre wheel | When placed aside, the dimensions remain unchanged
Both legs have a joint | One leg can hold inserts up to 4.0 mm in diameter, e.g. an extension rod or an adapter for drawing with pigment pens or ink fountain pens
With the compass, circles up to 340 mm diameter can be drawn | Needle and lead are attached in a non-slip clamp
Contents - Aristo quick adjustment compassand 1 tin with 2 pieces | Replacement needle in a robust transparent case
Specification
Legs of zinc die-cast, trend-colors
Black plastic head waved
2 push-buttons
Spindle with middle-wheel for fine adjustment
2 hinges
Hole for inserts of 4.0 mm Ă
Max. circle radius: 340 mm
The compass comes with a box of 2 spare leads in the new colored case