Features heavy duty motor and helical steel blade for high volume classroom use. 6 pencil size hole adjustments and auto stop sharpening. Large easy to empty shaving receptacle that stops operation when removed. Auto reset to prevent the motor from overheating. Non skid rubber suction feet prevent slipping. Sold as Single Unit. 6 holes for various sizes. Large shavings receptacle which is easy to remove and empty. Designed for heavy volume use.