Johnson 9" Magnetic Aluminum Reinforced Torpedo Level - 3 Vial Aluminum reinforced frame, Rubber magnetic working edge allows for hands-free use on ferrous metal surfaces, V-groove frame fits on pipe and conduit, Tapered ends assure an easy fit into tool belts, tool pouches or work pant pockets, SurroundView® vials reflects ambient light for easy read , Oversized frame, 12" torpedo level features Multi-Pitch® vial reads slope in 1/8" increments, Models: 1401-0900 9" Magnetic Aluminum Reinforced Torpedo Level, 1401-1200 12" Magnetic Aluminum Reinforced Torpedo Level