Excel Abrasives offers Electro Bonded Diamond Cut Off Wheels. Excel Abrasives supplies industrial diamond products. Electro Bonded Diamond Cut Off Wheels are manufactured for glass, FRP, FTP, hard plastic, silicon and many other hard and brittle materials. Because of the particle hardness, Electro Bonded Diamond Cut Off Wheels ensures exceptional cutting quality and superior surface finish on many materials of variety hardness. These wheels are available in different grit sizes, concentration, and diameter and with or without flanges.