The RUBI TILING TOOLS Extreme Plus Scoring Wheel is a professional-grade component designed for precise, sharp cutting in hard ceramic and porcelain tiles. Measuring 22mm (7/8in), this scoring wheel is constructed from high-quality tungsten carbide and features a specialized titanium carbide coating. This coating is engineered to reduce wear during intensive use, ensuring consistent performance over time. The wheel is mounted on a bearing designed to eliminate friction, facilitating smooth operation. It is compatible with RUBI TX-MAX and TZ professional tile cutters.