Oster produce heavy duty, high performance clippers and trimmers for professional barbers and stylists The Oster Heavy Duty Clipper is designed for continual professional use. It possesses a universal rotary motor is powerful, quiet and smooth running. This clipper also allows you to change blades quickly and easily while you clip. Supplied with blade 0000. Free Oster Flat Top Comb with every Oster Clipper or Trimmer!