✔︎ FAST & PRECISE CUT: The Glass Cutting Diamond Disc is high-temperature resistant for reduced vibration and straighter, chip-free, fast, accurate, and smooth cutting. ✔︎ WIDE APPLICATION:  For smooth cutting, beveling, and grinding of jade, glass, wine bottles, ceramics, tiles, and more. ✔︎ EASY TO USE: Designed for use with the Model 100 angle grinder, it is easy to install and is perfect for long and continuous wet or dry cutting.   ✔︎ HIGH QUALITY: The Glass Cutting Diamond Disc is manufactured from high-quality manganese steel material and long life. ✔︎ DESCRIPTION: Material: Diamond high manganese steel Diameter: 4" (100mm) Arbor size: 7/8" (22mm) Thickness: 3/64" (1mm) ✔︎ PACKAGE INCLUDES : 1 or 5 x Glass Cutting Diamond Disc