Milwaukee Engineers Composite Folding Rule maximum durability with its composite laminate blades that are water and scratch resistant. It features heat stamped markings that resist wear and abrasion even after repeated use on tough jobsites. The embedded joint resists corrosion and locks securely at 0°, 90°, and 180°. With patent-pending reference angle markings, users can quickly and easily determine conduit bend angles, making it an essential tool for engineers and professionals who require precision and reliability in their measurements. Model Number: 48-22-3802