Mastercraft Three Hole Basin Mixer with Pop Up Waste The Mastercraft 6455 is the same design as the 6450 but with a longer spout. A preferred choice for generations, the 6455 can be found in prestigious homes and leading hotels around the world. The three hole basin mixer’s clean, fluid design has a 5.5 inch spout and incorporated waste pull. The lever handle can be metal or cross top, and changes can also be made to indices and finishes, allowing the customer to create a bespoke tap for any scheme. Available with shorter spout: style Mastercraft 6450.