Machine Type: Cartridge Machine Needles Uses: Cartridge Needles Liner or Shader: Both Description: This machine is the first of its kind where the whole grip is disposable. The only part that you keep is the motor. Screw on the disposable grip and you are ready to go. It uses any standard cartridge needle. Disposable Cartridge Pen Grips Kit Include: (1) Japanese Performance Motor (9) Disposable Pen Grips Disposable Cartridge Pen Grips Include: (10) Disposable Pen Grips