Product Specifications: Material: Aluminum Alloy Color: Red Shape: L Treatment: Anodized Weight: 30g Package Includes: 1 x Woodworking Square Notice: For safety reasons, do not use in children under 3 years old. Due to manual measurement, please allow an error of 1-3mm. Before bidding, make sure you do not mind. The monitor is not calibrated the same, the color of the item shown in the photo may be slightly different from the actual item. Please refer to the actual product. Product Description: It is ideal for checking whether the edges of your cutting tool are square Beautiful appearance and easy to use Precision machining of CNC machine tool, accuracy is guaranteed Anodizing treatment to overcome the defects of aluminum alloy surface hardness and wear resistance Lightweight and easy to carry luckymeet