Camel Grinding Wheels® 49042 Grinding Plug, Type 18R, Diameter: 2 Inch, Length: 3 Inch, Grade: R, Grit: 24, Abrasive Type: Aluminum Oxide, Max Speed: 24192 Rpm, Bore / Shank Diameter: 5/8-11, Shape/Form: Round Tip, Mounting: Threaded, Product / Materials Abraded: Metals