1. [VERSATILE ADJUSTMENT]: You can change the shape according to your needs. You only need to change the tightness of the pencil holder and nut to achieve different shapes. It can be locked and fixed after each adjustment to a certain precision. 2. [DURABILITY]: It is made of aluminum alloy with an anodic oxidation treatment on the surface, which may help to extend the product's service life. 3. [EASY TO USE]: The scale of the woodworking linear arc scriber tool is clearly visible. You can draw parallel lines and arcs as you like, which is convenient to operate. 4. [CONVENIENT PORTABILITY]: The product is small in size and light in weight. You can put it directly in your pocket. The unique shirt trouser belt clip makes it easy to carry and store. 5. [WIDE APPLICATION]: It is a multi - function tool with over 15 marking applications, including tiling and paving, stud walls, gables and paneling, in - fill panels, shop fitting and built - in furniture. 6. Size: 1.38 x 1.2 x 6 inches 7. Colour: black 8. Material: Plastic 9. Package Contents: 1 x Scribing Ruler Contour, 1 x pencil. Only the above package content is included, and other products are not. 10. Note: Light and different displays may cause the color of the item to be a bit different from the real thing. The measurement error allowed is +/- 1 - 3 cm.