【High quality material】：Aluminum die-casting triangle ruler using thickened aluminum profile, precise size, clear scale, stamping scale more wear-resistant. 【Portable Torpedo Level】: The level is small and lightweight and can be carried in your pocket or put into a kit for measuring 45 degrees, 90 degrees and 180 degrees. 【Suspension hole design】：aluminum die cast triangle ruler with a hole in the body can be hung in a prominent place, easy to find when in use 【Magnetic level】: The torpedo level has a magnetic force that not only attaches the measuring tool to the magnetic point, but also absorbs small screws. 【Widely used】：It is widely used in woodworking and decoration industry, DIY enthusiasts and other Angle measurement Rafter Square and Torpedo Level Set,Carpentry Squares, Magnetic Leveler Tool with Different Bubbles/45°/90°/180°Measuring Woodworking Square,Aluminum Rafter Square, Carpenters Square(Silver)