Features: Made of high quality stainless steel, high hardness and corrosion resistance, durable to use. Two arm design measures inside and outside angles fast and easily. Red and black color word mark on surface, easy to read data. High hardness ruler will not deform and makes a great double-sided cutting guide and double-scale, easy to use. Two different scale size of rulers for your choice, meet your different needs. Specification: Material: Stainless Steel Color: Silver Ruler Width: 2cm/0.8inch Size: #01, 300mm*150mm; #02, 500mm*250mm (Optional) Package List: 1 x Right Angle Ruler Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.