The Klein 931-6RE Electrician"s Level has a strong, die-cast aluminum frame with a convenient built-in hang hole. The top-read level window simplifies viewing in tight areas. Other features include: Handy V-grooved edge for pipe and conduit work. Machined edges for accurate readings. Large, high visibility vials are easy to read. Unique 3-point design holds securely to pipe. Strong Rare Earth magnets firmly hold the level to ferrous metals. For use in measuring bends in conduit. Machined billet aluminum design. High contrast laser etched markings for high visibility readings. Overall Length: 6-Inch. Weight: 1.00-Pound.