Manufacturer Part Number: 61463644255|Shape|Square Tip PlugAbrasive Material|Aluminum OxideBond Type|Maximum Diameter (Inch - Fraction - 4 Decimals)|Grade|Very CoarseGrit|20Arbor Hole Thread Size|3/8-24Head Thickness|Minimum Diameter (Fractional Inch)|Maximum Rpm|Shank Diameter (Inch)|Shank Diameter|Overall Length (mm)|Overall Length (Inch)|Wheel Type Number Code|18Standards|Product Service Code|UNSPSC Code|