Contour Universal Level, 9-3/4 in L, 1 Vial, Aluminum (430-14796) EachFeatures: Multi purpose tool for ensuring accurate leveling, setting predetermined pitch of a string of pipe, setting angle of laterals to precise degree, truing vertical runs, and two holing flanges Two cast in 25 lb. pull magnets hold unit in place on any steel surface, including the underside of a pipe or beam Features 360 adjustable dial bubble protractor Cast in table indicates rise per foot in inches and meters Cast in groove makes level self