The 9 Inch torpedo level with 3 easy to read leveling bubbles 45/90/180 for measuring, the color of the bubbles is easy to contrast and measure ?Strong Magnetic Edge?The long magnetic edge uses advanced technology to enhance the magnetic force. Its convenient enough that you can freely attach the level measuring tool to the magnetic spot. You don't have to worry about it falling ?Humanized Design?A viewing window on the top of the torpedo level makes it easy to precisely read from any position. With the high contrast bubbles and the top window, you can save your effort and measure the object easily. The V-Groove at the bottom working Edge fits on pipe or conduit Professional Tools?VNW torpedo level ensures accuracy(Accuracy 0.055 or 1.0 mm/1m) and durability. Its shock-resistant that can protect the pocket level from damage, convenient for you to have no worries when working at high places ?Wide Application?Designed for decoration, home furnishings and related work for aligning, suitable for woodworking, personal wood processing, such as measuring locations on a wall, space between hangers, level the nails and window level measurement