Air-Way Commercial Vacuum is a bullett-proof model that has proven it’s durability over the years. This design routes the dirt around the motor not through the motor so rocks, pennies, nails and screws can be sucked up without damage. With on-board tools and long 40ft 3-wire commercial cord, this vacuum is ideal for offices, apartment buildings, schools and universities. Comes with a one year commercial warranty. Learn more at https://nybakke.com/heavy-duty-commercial-vacuums/.