🔧 Elevate Your Craftsmanship with Precision! Anodized aluminum finish ensures longevity and resistance to wear. Folds neatly for effortless storage and transport. ABS end caps with a ledge for steady, hands-free marking. Easily slide and lock at any angle for flawless layouts. Perfect for drafting, drywall, and all your home improvement needs. 48" precision screw lock stability multi-use versatility The Kapro 317 Adjustable Drywall T-Square Tool is a versatile and durable tool designed for professionals and DIY enthusiasts alike. With a sliding head for adjustable angles, a locking groove for 90° precision, and a robust aluminum construction, this tool is perfect for a variety of applications, from technical drafting to home improvement projects.