Powerful rare earth magnets provide superior holding strength. High contrast e-BAND vials highlight the edge of the bubble. VARI-PITCH vial reads slope at 1/8 In., 1/4 In., 3/8 In., or 1/2 In. per foot of horizontal run. V-groove working edge for accurate alignment on pipe or conduit. Top read window provides clear overhead viewing. Laser etched ruled edge allows for quick measurements on working material. Tapered design for easy in and out of pocket. Billet aluminum frame for superior durability. Limited lifetime warranty.