The Milwaukee 48 in. Magnetic I-Beam Level provides a best-in-class solution that is built to withstand job site conditions. The all-metal frame offers superior durability and protects accuracy while maintaining lightweight performance for easy transport on and off the site. Impact-resistant vial covers protect vials from drop and impact damage, debris and fogging for better visibility and accurate leveling. This 48 in. magnetic level features an integrated pitch vial to easily set 1° and 2° pitch for runoff applications. The strong magnetic edge provides reliable hold to any ferrous surface for trusted hands-free use.