1. The operation is simple and can be adjusted with one hand. Fix the pencil in the middle and draw as you push it. It is easy to draw lines without making mistakes 2. Our contour gauge scribe tool is no complicated and unnecessary design. All you need to do is put a standard No 2 pencil in our woodworking scribe gauges. The multi function scribin is very easy to use. 3. The tightness can be adjusted according to your needs. It is especially suitable for drawing the of irregular and complex objects. It can be locked and fixed after each adjustment to accurate accuracy 4. Our pencil scribe tools are made of environmentally friendly and high quality raw materials.The use of high-quality raw materials, rust-proof and durable, compact and , to the functionality and durability of the product. 5. With our scribing tool you can draw straight lines and maintain consistent line offsets with ease. Colour:Green Material:Plastic Package Contents: 1 * scribing tool Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.