3. High quality materials, High quality aluminum alloy: The tool is made of high-quality aluminum alloy material, which is and sturdy. Waterproof baked paint : The baked paint process balances aesthetics and practicality, and is waterproof and rust proof. 1. Multi functional design, Easy Line Drawing: Can draw straight and circular lines to meet various woodworking needs. Easy drawing of arcs: Adjust the distance between the marking pen tip and the positioning device according to the desired radius of the circle or arc. Replace accessories and draw circles of different sizes: By adjusting the distance between the marking pen tip and the positioning device, circles of different sizes can be drawn. 2. High positioning, Accurate positioning: Adjust the knob to set the distance between the marking pen tip and the positioning device, ensuring the accuracy of the marking. 4. Easy to operate, Easy to operate: Adjust the knob to set the desired parallel distance and complete the drawing of parallel lines. 5. Clear scale, Clear Scale: Metric scale, convenient for users to make precise measurements., Manufacturer: Akfldms