About this itemVERSATILE ADJUSTMENT :You can change its shape according to your needs, only need to change the tightness of the pencil holder and nut to achieve different shapes to complete the demand. It can be locked and fixed after each adjustment to ensure precision accuracy.HIGH QUALITY: It is made of high quality with aluminum alloy that surface is with anodic oxidation treatment, which could help to extend the service life of the product.EASY TO USE:The scale of woodworking linear arc scriber tool is clearly visible. You can draw parallel lines and arcs according to your ideas, which is very convenient to operate.COMPACT:The size of the product is very small, the weight is also very light, you can put it directly in your pocket. Its unique design of shirt trouser belt clip makes it easy to carry and storage.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.