Manufacturer Part Number: 56281|Wheel Diameter (Inch)|4-1/2Wheel Thickness (Inch)|Wheel Thickness (Decimal Inch)|0.0450Hole Size (Inch)|7/8Hole Size|Abrasive Material|Aluminum OxideReinforced|ReinforcedGrit|60Bond Type|ResinoidWheel Type Number|Type 1 (01/41)Wheel Diameter (mm)|Maximum Rpm|13300Machine Compatibility|Hole Shape|Grade|Grain Structure|Cutting Capacity|Hardness Code|TWheel Hardness Rating|Superabrasive Type|Wheel Color|BlackMaterial Application|Application|SteelSuperabrasive Depth (Inch)|Super Abrasive Concentration|Specifications|A60TAdditional Information|Hole Thread Size|Package Quantity|PSC Code|UNSPSC Code|