Made from aircraft-grade aluminum and anodized for surface protection and appearance Precise laser engraved markings. 0-49.5 scale, 1/16" graduations, 0-49.5 scale and 24.75-0-24.75 centering scale. Actual length is 49.5. Markings engraved on a 30 degree bevel; aligns easily to pencil marks Center of ruler has finger groove for easier placement; recessed center of bottom surface helps ruler to lie flat Use the Hook Stop to hook the board edge to quickly & exactly reference the starting edge of a board

Made from aircraft-grade aluminum and anodized for surface protection and appearance Precise laser engraved markings. 0-49.5 scale, 1/16" graduations, 0-49.5 scale and 24.75-0-24.75 centering scale. Actual length is 49.5. Markings engraved on a 30 degree bevel; aligns easily to pencil marks Center of ruler has finger groove for easier placement; recessed center of bottom surface helps ruler to lie flat Use the Hook Stop to hook the board edge to quickly & exactly reference the starting edge of a board