Size Detail: Including oval woodworking templates in 9 sizes, which are about 19.5~69.5x13~44.5mm (0.77~2.74x0.51~1.75"). The complete combination meets the needs of various occasions, you can choose the right size according to your needs. Woodworking Templates: The templates can help you to create multiple oval inlays in different sizes. Excellent for adding decorative details on tables or other wooden furniture, can be beautiful decorations or to prevent cracks from deepening. Material: The clear scale ruler set is made of quality acrylic, with 6mm thickness, durable and sturdy, not easy to break and crack, can be used for a long time. Adopt metric system, use centimeter as scale unit, the minimum accuracy is 1mm. Easy to Use: Router templates for woodworking have black scales that is clear to read on the transparent templates surface. You can clearly see the defects of the woodworking surface, perfectly assisting woodworking accuracy and visibility. Wide Usage: The templates are designed for decorating details, covering wooden furniture blemishes, and preventing cracks from growing on the wooden surafce. Perfect measuring tool for students, artists, designers, architects, engineers and more.