PFERD 69964 Cut-Off Wheel, Type 1 Flat, Universal Line PS-FORTE, Outside Diameter: 6 Inch, Thickness: 3/64 Inch, Arbor Hole / Thread Size: 7/8 Inch A.H., Grade: P (Medium-Hard), Grit: 60, Abrasive Type: Aluminum Oxide, Max Speed: 10200 Rpm, Mounting: Arbor, Product / Materials Abraded: Steel