With five vials, this robust 8" magnetic billet torpedo level accurately measures 0°, 30°, 45° and 90° while the Multi-Pitch® vial reads in 1/8" increments for measuring drainage slope. It also features a solid machined aluminum billet frame with protective anodized finish for durability. Powerful GripTight™ rare earth magnets hold to flat or round ferrous metal surfaces for convenient hands-free use. This level also includes machined vial openings and a CNC machined gauging edge for high accuracy, all backed by a lifetime guarantee.