The ¼” x 29mm Cylindrical 10mm Thin Wall Tile Bit is a precision-engineered diamond core bit built for wet drilling through extremely hard surfaces. Its 10mm thin wall and continuous rim allow for fast, chip-free cuts in porcelain, granite, marble, and other delicate materials. The bit’s cylindrical design and high-quality diamond segments ensure extreme durability, long-lasting performance, and professional accuracy. Trusted by tile installers, stone fabricators, and plumbing professionals, it's an essential tool for tough installations where precision is critical.