Four Knife Cutterhead - Provides 20,000 cuts per minute for an ultra smooth finishStock Return Roller - Provides efficient method to return stock for additional planingOptimal Feed Rates - Gear lever adjust feed rates of 16/30 feet per minute for rough and finish planingCast Iron Extension Wings with Leveling Screws: Large cast iron surface with integrated bed rollers provides smooth feeding of various stock dimensionsBuilt In Mobile Base - Mobile base is integrated into the base for excellent maneuverability and total portability without the added expense5 HP Triple V-Belt Drive System - Efficient three belt drive operating on solid steel pulleys for transmitting maximum power from motor to cutterheadHinged Cover - For easy access to cutterhead for fast and accurate blade changing