The Milwaukee REDSTICK Box Levels provide industry-leading performance with best-in-class vial readability, frame durability and magnet strength. The ALL-METAL BACKBONE provides the strongest, most durable frame ensuring long-life accuracy. SHARPSITE Vial Technology provides best-in-class readability with a magnified bubble and high-visibility vial spirit. Amplified Rare Earth Magnets maximize holding power. The Milwaukee REDSTICK Box Levels are backed by a Lifetime Accuracy Guarantee and a Limited Lifetime Warranty. for clear readings from any position, look to the Milwaukee 360-Degree Locking Die Cast Torpedo Level. The locking feature allows all-day accuracy when the level is moved. Sharpsite vial technology delivers readability and the rotating vial allows the user to set and identify any angle. Heavy-duty die cast construction makes it built to last. Material: Aluminum.