The Turgeon Modified Gracey Curette. Sharper, narrow blade.Blade is designed to produce a different cross section of blade angulation. Modified shape provides a sharper blade. Modified shape is easy to sharpen. Baldes are narrow for ease of insertion. Blade is designed to produce a different cross section of blade angulation. Modified shape provides a sharper blade. Modified shape is easy to sharpen.Blades are narrow for ease of insertion.