Amazon.ca: Dewalt DWHT43003 9 in. Magnetic Torpedo Level - $16.98

Extruded aluminum body for strength & light weight Solid block vials for durability & accuracy (0.0005 "/in) Rotating vial for identifying & duplicating angles, slopes and pitch Magnified center vial for readability Over-molded rubber end caps for shock resistance Top and bottom milled utile surfaces for accuracy Rare earth magnets and V-groove base for use on metal & rounded surfaces