1. Fine Black Scale The protractor is marked with a fine black scale ranging from 0 to 180 degrees for clear and easy readability. The aluminum alloy material ensures strength and durability for daily use without deformation. 2. Flexible Angle Measurement This aluminum alloy protractor allows for easy transfer of various angles to the miter saw, with a measuring range of 0 180 degrees, providing versatility for complex angle transfers. 3. Wide Range of Applications Ideal for construction, cabinet making, and fine woodworking, this protractor is designed for situations where a standard protractor may not suffice. Its broad application caters to diverse needs. 4. Simple Design Featuring a four joint structure design with a universal protractor and locking nut, this protractor ensures precise shape transfer with easy operation. Enhance confidence and practicality in woodworking tasks.