Oval Inlay Templates: Including oval woodworking 8 sizes1"1-3/8"1-11/16" 2" 2-1/82-7/16" 2-3/4" 3", the complete combination meets the needs of various occasions, you can choose the right size to work according to your needs. All-in-one Layout: with multiple sizes on the template, the clear plastic design allows visibility through, and the black markings make it easy to read, plus designed for easy workpiece alignment. Material: The clear protractor ruler set is made of quality plastic, durable and sturdy, not easy to break and crack, with a certain thickness controlled, adopt metric system, use centimeter as scale unit, the minimum accuracy is 1mm. Easy to Carry: With its flat appearance, you can clip the rulers in the interlayer of notebook or book at will to meet your different needs for daily use and measurement in work and study. ery suitable for both backpack and work bag. Wide Application: These templates can be applied in school, home, library, study room, office etc. Perfect measuring tool for students, artists, designers, architects, engineers, mathematics, network technique, fractional measurement, Contractors, or school learning,and more.