【Wide Application】: Sbestily Angle Grinder Diamond Cut-Off Wheel are ideal for use with metal materials such as rebar, steel, iron and INOX; Fits all brands of die grinders, angle grinders with 7/8" (22.23 mm) arbors,designed for toughness, precision and longer life 【Diamond Cutting Wheel for Metal 】: Solid alloy steel body, no need to worry about the risk of splinters and breakage, and excellent heat and corrosion resistance, covered with sharp diamond particles won't be dislodged or deformed by repeated use, Upgraded brazing technology permanently brazes industrial quality diamond particles to the edge of the steel core, creating an indestructible, heat-resistant blade; smooth cutting, and the rim of the cutting disc is designed with rounded holes for enhanced heat and dust dissipation 【Longer Life】: Industrial grade material cut metal up to 5,000 times with a life span of 120 times longer, making it more durable, higher productivity, less downtime and lower cost per cut 【Grinder Attachment】: 4-1/2-inch diameter with a 7/8-inch arbor size compatible with an angle grinder or use 5/8 inch reducer washer to make it compatible with circular saws, maximum 13,200 RPM cutting speed. 【Homeworkshop Tools】: 1 equals 120, Compared with bonded cut-off wheels, it costs less per cut, takes up less storage space, the cutting process is safer, causes less dust, and doesn't need to change cutting blades as often, which is an excellent All in 1 Metal Solution. Industrial Grade 40 Grit Diamond Cutting Wheels last more than 120 times longer than bonded cut-off wheels and are effective in cutting metal, rebar, iron, alloy steel, aluminum, different types of pipes and sheet metal.