Easy-to-read high-visibility bubbles at 4 angles: level, 90, 45, and 30 degrees. Thumb screw attaches level to conduit to measure angle while bending. Magnetic digital level made in Heavvy duty aluminum alloy frame ensures accuracy and durability. Featuring a strong holding magnetic side, perfect for steel construction work and conveniently attaches to iron pipes, conduits or any other iron surface. Torpedo Level has portable size, it's convenient storage and transport. easily put into your tool belt or pocket. Featuring a strong holding magnetic side, perfect for steel construction work and conveniently attaches to iron pipes, conduits or any other iron surface