Features 1. HIGH QUALITY MATERIAL: Aluminum alloy material, corrosion resistant and durable. 2. EASY TO READ: Both Metric imperial scale, its easy to read and measure. 3. EASY TO OPERATE: Take out the screw to fix the woodworking compass scribe on the wooden board, and adjust the radius according to your needs. 4. WIDELY APPLICATION: Woodworking use, decoration design, industrial drawing, etc. 5. EXQUISITE AND PORTABLE: The circular drawing tool is exquisite with the size of 165mm / 340mm. Moreover, you can use it as a little ruler. Specification Material: Aluminium Alloy Color: Red Size: 165mm, 340mm Weight: 250g, 480g Package Include: 1× Woodworking Compass Scriber