Bench Grinding Wheel 8" x 1" x 5/8" x 60 Grit Fine Aluminum Oxide 3800 RPM New $41.95 Wheel Diameter 8 in Grade Fine Grit (ANSI) 60 Abrasive Material Aluminum Oxide Center Hole Size 5/8 Inch Brand Unbranded Wheel Thickness 1 Inch condition New This is a brand new 8" diameter bench grinding wheel that is 1" wide and has a 5/8" arbor hole.It is 60 grit fine aluminum oxide and can be rotated at a maximum speed of 3800 RPM.Please study the pictures and specs and email with any questions. Thanks for stopping by.Ref. X1840019FAST Shipping Included in the USA.Shipping weight is 4 lbs.