The main material is zinc alloy.

To make the compass appear lighter and more aesthetically pleasing while maintaining the same level of precision.

Configure the connection rod for the activity

The components of the compass can be disassembled, and the movable connecting rod can be installed to draw the largest radius up to.265mmthe circle

Install a flexible pull rod

The flexible rod replaces the traditional pressure rod, which can be used more conveniently and quickly while ensuring accuracy.

Fine-tuning the design of the roller

When used quickly, the micro-adjustment wheel allows for precise adjustments, ensuring both speed and accuracy.

The turning of the activity

The compass foot can be turned as needed to ensure the accuracy of the compass.

The configuration includes a multifunctional pen clipper.

The combination with a pen holder allows for direct drawing with various types of pens.

Adopt a blunt-type safety needle

The primary safety series compasses use blunt safety pins to ensure safe use for primary and secondary school students.