Sait® 23065 Cut-Off Wheel, Type 1, Thin High Speed, Outside Diameter: 4 Inch, Thickness: 1/16 Inch, Arbor Hole / Thread Size: 3/8 Inch A.H., Grade: T, Grit: 36 (Medium), Abrasive Type: Aluminum Oxide, Max Speed: 19000 Rpm, Mounting: Arbor, Product / Materials Abraded: Metal