Fess Instruments Set Endoscopic Sinus Surgery ENT Instrument Set German....   Trocar and Cannula Length 8.5cm Antrum Punch Backward Cutting Downward Antrum Cannula Curved Super Punch Through Cutting Upward Suction IrrigationTube Channel for Inflow & Outflow Super Punch Through Cutting Straight Frazier Suction Cannula Kerrison Punch Upward 3mm Massing Elevator Blaksley Nasal Forceps Straight Antrum Curette Blaksley Nasal Forceps 45° Antrum Ball Probe Blaksley Nasal Forceps 90° Sickle Knife Mushroom Forceps Stra Giraffe Forceps Upward Mushroom Forceps Upward Nasal Scissors Straight Antrum Grasping Forceps Antrum Punch Backward Cutting Upward