GreyMedical® Introduces The Wiener Antrum Rasp 7-1/2″ (19.0 cm) is a commonly used tool in turbinectomy procedures. The curved end of the rasp is used to enlarge bony openings such as the inferior meatus. The trocar tip at the end of the rasp is available in 4 different sizes depending on surgical need and is offered in a blunt style as well. It is Manufactured according to Internat... https://grey-medical.com/product/wiener-antrum-rasp.html