• Wide reinforced cast aluminum base for rigidity, stability and precision• Solid steel chrome-plated round rail bars for a smooth and a precise scoring • Tool holder designed with an inner steel shaft for maximum strength and secure holding of the blade (scoring wheel)• Extra-wide trapezoidal sliders for improved rigidity, toughness and wear resistance• Aluminum cast breaker for a clean and comfortable breaking of the tile• US standard and metric gage• Cutting length capacity: 21 inches• Diagonal cutting length capacity: 15 inches X 15 inches• Cutting thickness capacity: 0.5 inch• 1/4-in (6 mm) scoring wheel included• Delivered with a shock proof hard case• 3-year guarantee