- Engraved metric graduations along the edge to provide you with a guide.
- Transparent to make it ideal for technical drawing
- Ideal for classrooms
This Helix Set Square is the ideal way to draw accurate angles for all kinds of design work and maths projects. Helix Set squares are matched 45 degrees hypotenuse to 60 degrees upright with printed metric scale
Please note this product is on a longer lead time