Deli E9598 Geometry Set has Five (05) Drafting tools: Compass with mechanical pencil & Safety Cap, a 15 cm Ruler/Scale, a 08cm Protractor, a 10cm 30/60/90 Set Square and a 10cm 45/90 Set Square. Constructed of Polyamide 6 (PA6) + General Purpose Polystyrene (GPPS) plastic material for extra durability. Accurate graduation. Comes in a Transparent PVC zip bag for easy carry.