Manufacturer Part Number: 67359|Disc Diameter|4-1/2Center Hole Size|5/8-11Center Hole Thread Size|Flap Disc Type|Type 27Grit|40Grade|CoarseAttachment Type|ArborAbrasive Type|CoatedAbrasive Material|Zirconia AluminaBacking Material|FiberglassDisc Color|Maximum Rpm|13300Backing Weight|Material Application|Stainless Steel; SteelMachine Compatibility|For Finish|Abrasive Material Thickness (Inch)|5/8Trimmable|YesAdditional Information|Series|SGPPsc Code|UNSPSC Code|