An innovative measuring tool made of high-strength aluminum. It combines a protractor, square, various templates, and other features. All measurements are in standard metric units. The body is 7 inches long. A rotating lever allows angle locking in 21 positions. Two bubble levels help with alignment and marking. Laser-etched markings ensure they won’t wear off. The anodized body increases durability and resists corrosion. Suitable for various construction tasks, including roofing