As the dominant market leader in levels, squares, and marking products Empire is committed to delivering innovative solutions designed for our end users and built for the modern jobsite. The Empire True Blue® I-Beam level offers superior performance in all key areas of user needs including accuracy, durability & readability. Empire's patented e-Band™ vials are accurate to within .0005 In. per in. In all plumb and level working positions. The all metal, anodized frame offers ergonomic grip zones and a top read window without sacrificing frame strength and durability. High contrast vial surrounds provide maximum visibility in all light conditions and feature high impact acrylic vials for long-life protection and accuracy. Empire's True Blue® I-Beam levels are designed for the jobsite and are backed with a Limited Lifetime Warranty. Made in the USA.