① Wide Application: This disc is designed for smooth cutting, chamfering, and grinding of glass,crystal, wine bottles, jade, ceramics, ceramic tiles, and other materials, not available for tempered glass. The cutting edge allows for a smooth cut without chipping.② Best Quality: This disc is made of high-quality emery and high-strength matrix with new brazing technology, which can ensure cutting sharpness and service life.③ Dry & Wet Cutting: The ceramic tile glass cutting disc for angle grinder can be long-term continuous cutting for both dry cutting and wet cutting. Dry cutting can save time, while wet cutting is safer and can extend the saw blade service time.④ Size: Diameter of Cutting Disc is 4.5" (115mm). Arbor hole of 7/8" (22.23mm), reducer washer of 4/5" (20mm), segment width is 15mm.⑤ Machine: Suitable for angle grinders, marble machines.PLEASE!!!We are so confident in the quality of our product that we back every purchase. Whatever the reason, contact us and we’ll make it right!