Features:High quality aluminum alloy ruler, wear resistant and durable. Find the hole that corresponds to the scale, insert the pen into the hole, and draw the desired lines. T type design allows to slide along the edge of the workpiece to perfectly draw lines. Surface anodized treatment, beautiful and rustproof. Auxiliary scribing tool, suitable for woodworking and DIY amateurs. Specification:Material: Aluminum Alloy 6061Surface Treatment: Anodized treatmentProduct Size: 79x58x9mm / 3.11x2.28x0.35inPackage List:1 x Ruler Note:1. Due to the difference between monitors and light effects, the pictures may not reflect the actual color of the item.2. Please allow slight error due to manual measurement. Thanks for your understanding.3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering..