Material: The stainless steel square angle ruler and corner bracket are made of aluminum alloy, anti-rust, durable and no deformation. Size: approx. 300 x 120 mm High precision manufacturing: adopt laser technology for high precision manufacturing, double-sided ruler in mm and cm graduations. Embossed graduation for easy reading and durability. Multi-dimensional measurement: Can realize level measurement, 90 angle measurement, 45 degree angle measurement. Can be used as a miter gauge, height or depth at 45 degrees. Spirit Levels: Combined with level bubble, accurately measure balance to help improve work efficiency. Come with a built-in scriber that allows easy marking without a pen. Application: Suitable for measuring, marking, arranging, etc. Features: 300mm (12") combined square Die-cast stainless steel body and aluminum alloy corner bracket, wear-resistant and durable. Use laser manufacturing, ensures high precision. Come with a spirit level and a scriber to improve work efficiency Specifications: Material: stainless steel and aluminum alloy Size: about 300 x 120mm Weight: 156g Package includes: 1 x combination square Note: due to manual measurement, there may be 0-1cm error. The color in the picture may not be totally the same as the item due to the shooting method and display device, please make sure. Please make sure you don't mind before purchasing, thanks! Guaranteed: We are committed to providing you with the best service, if you have any problem during your use, please contact us without hesitation