RUBI ENDURE scoring wheels are made of high-quality tungsten carbide. Its unitary grinding guarantees an exact and precise incision angle in all units. Thanks to its care and studied design, RUBI ENDURE scoring wheels are ideal for obtaining excellent cuts in ceramic tiles with a high cutting difficulty, especially for all ceramic materials with rough and / or structured surface finishes (reliefs and textures ). The RUBI ENDURE range of scoring wheels doubles the life of SILVER scoring wheels (always comparing under the same conditions of use).