Description: Drawing Ruler Compass KitCompass geometry set includes graphic compasses, pencil, triangular rulers, drawing template, etc. All of drawing compass are put in a sturdy plastic caseProfessional Precision ToolThe Ruler Compass Set for drafting are made of plastic, metal, lightweight and durable, carrying case approx 26cmx14.5cm or 10.24inchx5.71inchWith Carrying CaseGeometry Drawing Tool Precision Set come with a sturdy transparent carrying case, designed for secure, tidy storage and convenient transportErgonomic Designmetal compasses ergonomically designed compass head is comfortable to hold, universal holder compass work with any standard sized pencil or pen, transparent triangles rulers ApplicationPractical Geometry Tool Kit suitable for architects, engineers, DIY handymen, draftsmen, builders, roofers, math experts, artists, designers Size Chart: carrying case approx 26cmx14.5cm or 10.24inchx5.71inch Package Includes: 1 Drawing Ruler Compass Kit Note: Please allow slightly errors due to manual measurement and different monitors.