Manufacturer Part Number: T18-1-1/2B20714|Shape|Square Tip PlugAbrasive Material|Aluminum OxideBond Type|ResinoidMaximum Diameter (Inch - Fraction - 4 Decimals)|Grade|Very CoarseGrit|16Arbor Hole Thread Size|5/8-11Head Thickness|Minimum Diameter (Fractional Inch)|Maximum Rpm|24000Shank Diameter (Inch)|Shank Diameter|Overall Length (mm)|Overall Length (Inch)|Wheel Type Number Code|18Standards|C; IMA; ISAProduct Service Code|UNSPSC Code|