WARM TIPS - Angle Grinder Tile Glass Cutting Disc can perform long-term continuous cutting for both dry and wet cutting. Dry cutting can save time, while wet cutting is safer and can extend the life of the saw blade. When using the grinder's indestructible disc, be sure to wear protective glasses, headphones, gloves and masks. The maximum speed should not exceed 12,000 VERSATILE COMPATIBILITY - Suitable for 4-4.5 inch angle grinders, with an inner hole of 4/5, 7/8 inches (with bushing ring), it can smoothly cut, chamfer and grind materials such as glass, jade, crystal, wine bottles, ceramics, tiles, etc COMPREHENSIVE PACKAGE - 5 glass cutting discs, 4" (100 mm) or 4.5 “ (115mm) diameter, 0.07" (2 mm) thick, 0.87" (22 mm) inner hole, and five conversion rings for various tool mounting EASY TO USE - The glass cutting saw blade has moderate thickness and good balance, which is easy to install and used for long-term continuous cutting in various working environments, which is more convenient, safer, more wear-resistant and has a longer service life HIGH-QUALITY STRUCTURE - 2mm ultra-thin saw blade with uniform grinding force, good flatness and less debris. Using diamond high manganese steel matrix, new brazing process, which is safe, high temperature resistance and longer service life 1