CUTOFF WHL 4.5X.045X7/8 *Brand Name: Forney *Diameter: 4-1/2 in. *Arbor Size: 7/8 in. *Material: Aluminum Oxide *Product Type: Metal Cut-Off Wheel *Number in Package: 1 pc *Packaging Type: Bulk *Compatibility: Right Angle Grinders *MaximumSpeed: 13580 rpm *Thickness: .045 in. *Arbor Type: Type 27 *Depressed center *Type 27 *Designed for metal cutting, metal abrasion, body work, metal fabrication and general repair work. Used on ferrous *Discovery ACC