![HX31586 Helix Geometry Class Set Comes in a tray with clip on lid Q99040 HX31586 Helix Geometry Class Set Comes in a tray with clip on lid Q99040](https://cdn11.bigcommerce.com/s-kmw6ux23bp/images/stencil/300x300/products/66103/81104/hx31586__25058.1601662176.jpg?c=1)
Your geometry needs will be taken care of with this Helix set containing the essential tools for maths and design classes. The 20cm ruler, two set squares and 180 degree protractor are great for your measuring and angle drawing tasks. Each instrument is constructed from durable transparent blue plastic for a sustained use.