PREMIUM MATERIAL: Made of aluminum alloy, adopts anodized surface treatment, corrosion resistant. HIGH QUALITY: Built to strict quality control standards, suitable for boxes , shelves and exterior corners. HIGH DURABILITY: designed to be clipped onto boxes, picture frames, etc. And the right angle ruler is improved for more durability. PRACTICAL TOOL: The 90 right angle corner clamp holds the joint at a 90 angle, whether you simply glue or use ties, it will not damage the fragile cutting edge. EXQUISITE CRAFTSMANSHIP: With exquisite craftsmanship, the quality of the right angle ruler is lightweight and practical is guaranteed, you can use it with confidence. Specification: Item type: right angle ruler Material: aluminum alloy Panel fixing clip thickness: approx. 9 ~ 40mm/0.4 ~ 1.6in Size: Approx. 120 x 120 mm Package list: 2 x ruler 4 x pliers Color red < p>Note: 1. Please allow error due to manual measurement. Thank you 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.