Features [CARBON STEEL MATERIAL] Triangles ruler made of carbon steel, durable, high hardness, corrosion resistance, the surfaces has been polished many times, smoothly and does not hurt the hand, easy to carry. [CLEAR SCALE] The triangular ruler has precise and clear scales and permanent markings for easy readability and long term use. [EASY TO READING] The user can easily support the triangular ruler flush with the wood, and the embedded magnets have good suction for easy reading. [MULTIPLE USES] Ideal for marking squares and 45 degree lines, protractors, framing squares, triangular squares, and marking horizontal bases, the triangles Ruler is the ideal companion for woodworkers and builders. [HIGH ACCURACY] The woodworking square provides precise measurements, marking the finest millimeters, for your woodworking work. Specification: Item Type: Carpenter Square Material: Stainless steel, carbon steel Package List: 1 x Carpenter Square 1 x Short Straight Ruler 1 x Slider 1 x Leveling Base Package List 1 x Carpenter Square 1 x Short Straight Ruler 1 x Slider 1 x Leveling Base