Featuring polished surface with clear engraving scale, this Circle Protractor is easy to read, and convenient to use. Perfect for various purposes, like woodworking, angle and length measurement, architectural design, house designing, school teaching, personal drawing and much more. Features -Color:Assorted Color -Material:Plastic -Size:11.50X11.50X0.10cm/4.52X4.52X0.04in - Suitable for architecture, professional applications, civil engineering, painting, drafting, technical illustration, measurement, etc. - Specially designed for people who need to measure size, draw, design or something. - Using these Circle Protractors you can paint various beautiful and practical patterns like ellipse, circles, etc. - A wonderful gift for your family, friends and co-workers who need a template ruler. - It is manufactured with , to ensure its durability and practicability. Package list: 10 x Protractors