Size Diameter of Cutting Disc is 4 inch (100 mm). Arbor hole of 7/8 inch (22.23 mm), reducer washer of 4/5 inch (20 mm)
Install And Use Easily This Cutting Disc fits angle grinders and marble machines, which arbor hole is 7/8" or 4/5". Tips it can be used for dry or wet cutting. Wet cutting could reduce dust
Package Included 5 of Glass Cutting Dics. 5 of reducer washer (7/8" to 4/5")
Multipurpose Designed for smooth cutting, grinding and chamfering. Suitable for glass, ceramics, tiles, jade, crystal, wine bottles, and other materials
Superior Materia 1 mm 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