Manufacturer Part Number: 1115|Accessory Type|Machine/Machine Part Compatibility|1 & 1-1/2 HP B Series MillsMaterial|Machine Compatibility|1 & 1-1/2 HP B Series Mills; Step Pulley Top Housing; Variable Speed Top Housing AssemblyNumber Of Pieces|For Use With|Includes|Machine Part Compatibility|Step Pulley Top Housing; Variable Speed Top Housing AssemblySpindle Type|Bore Size (Inch)|Voltage|Additional Information|Overall Length (Inch)|Applications|Horsepower|Type Of Power|Product Service Code|UNSPSC Code|