- The Aristo BTS spring bow compass works precisely and is more than 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
- 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 Ø
- Max. circle radius: 340 mm
- Contents - Aristo quick adjustment compassand 1 tin with 2 pieces | Replacement needle in a robust transparent case
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