Innovative Rafter Tool Aluminum Alloy Triangular Ruler Protractor and Combination Tool Woodworking Ruler for Carpenters Architects

3-in-1 Multifunctionality : Combines a rafter, protractor, and precision ruler for versatile angle calculations, layout labeling, and carpentry drafting – all in one rugged tool. Engineered Ergonomics : Features laser-etched markings and a non-slip grip for quick, clear readings in tight spaces, reducing hand fatigue during extended use. Pro-Grade Accuracy : Calibrated to ±0.1° precision for framing, roofing, and mechanical design, ensuring blueprint-perfect results every time. Durability Material : Constructed from lightweight aluminum alloy for corrosion resistance and lifelong reliability on job sites. Efficiency Optimized : Cuts measurement time by 40% with integrated scale conversions and scribe notches – ideal for contractors and DIYers.