Cottle Chisel is useful in nasal reconstructive procedures. Features 7-1/8″ (18.0 cm) overall length and 6mm wide Blade. Slender profile of the instrument combined with sharp blade gives the surgeon precise control during turbinectomy operations.The depth markings on the shaft allow for accurate navigation in the nasal cavity.The curvature of the blade allows for the more accurate contouring of bone. Handcrafted With Premium German Stainless Steel.