90 degree stop square for metalworking and workshop projects delivers accurate measurements and reliable squareness, helping to reduce miscuts and rework. Built from quality steel for durability and long lasting reliability in demanding environments. Suitable for both enthusiasts and professionals who require precise layout and alignment. Versatile for metal fabrication and woodworking, including marking joints, validating cuts, and aligning workpieces. Key attributes: function is a precise right angle tool, compatible with common metalworking and woodworking setups, standard size for general use, material is steel, and performance is accurate and durable. Use scenario 1: check and maintain right angles when fabricating brackets or frames. Use scenario 2: align fences and stock on saws, drill presses, or milling setups to ensure 90 degree joints. Use scenario 3: lay out drilling guides and lines on metal or wood stock for accurate subsequent work.