The Helix geometry set is an 8 piece set which contains everything required for technical drawing. The Helix geometry set contains everything needed for technical drawing and is ideal for students.
The pack contains:
1 x professional compass,
1 x mechanical pencil,
1 x 15cm ruler,
1 x 60° triangle
1 x 45°triangle
1 x 180° protractor,
1 x eraser, and
2 x replacement leads