- with a joint on each leg
- quick adjustment thanks to the mechanism with a central wheel
- replaceable coin insert
- length 170 mm
- circle diameter up to 320 mm
- in a storage box with spare coins, a pen tip and an additional extension

It is important to know

Before choosing an Aristo 170 mm Ruler set, it is crucial to consider what you will use it for and how much time you need to spend on precise drawing per day or per week. Some practical features of the product significantly affect the efficiency and quality of business or technical work, so pay attention to the configuration, stability and adjustment options.

• The construction and material of the frame significantly affect stability when dealing with a large number of drawings or precise technical plans – this can be a key advantage or limitation in frequent use.
• The radius adjustment mechanism directly affects work speed and accuracy, so this aspect makes a long-term difference, especially if circles need to be changed or repeated frequently.
• For frequent business use, it is very important that changing the pencil or drawing tip is easy and that time is not wasted switching between individual drawings.
• The choice of type of compass (basic, technical or professional model) should match the complexity of the tasks - for basic occasional tasks, consider a simpler model, and for permanent business use, a technical or professional model is preferable.

Source of editorial recommendations: general verifiable guidelines for product selection.

In practice

🟢 Basic office and school tasks

The compass in the set is suitable for ordinary everyday drawing of circles and simpler arcs, where there is no requirement for special precision or long-term use.

🟡 Technical drawing and design

The product can be useful for technical sketches and diagrams, but the level of repeatable accuracy or robustness depends on the composition and adaptability - in longer projects with a larger amount of drawings, pay special attention to the construction and mechanism.

🟢 Group work and presentations

The tool is suitable for business use in a group (e.g. at meetings), where various displays or diagrams are often prepared, especially if the kit includes accessories for quick tip changes.

🟡 Regular business use with high load

For advanced tasks where initial setup time is crucial or extremely frequent pencil changes are required, check if the kit allows you to work quickly enough – a less robust or slower design may become a limitation.

Answers to frequently asked questions

Does the set allow for quick pencil or nib changes?

This depends on the specific mechanism in the kit – check the replacement method if this is a frequent task for you.

What is the level of stability when drawing larger circles?

Stability depends on the material and strength of the framework; a metal or reinforced framework usually provides more repeatable and stable results.

Is the compass also suitable for more demanding technical drawing?

The kit may meet technical requirements, but it is recommended to choose a version with precise radius adjustment and a robust screw mechanism.

Description updated: October 2026

Why buy from ENAA?

• The fastest in Slovenia – more than 95% of orders are delivered the next business day.
• Customer reviews emphasize the quick resolution of complaints and transparency of information.