TEKTON 6682 6-Inch Tapered Round File Tapered round profile enlarges holes and smooths the interior edges of contoured openings Medium-coarse, second-cut grade is ideal for deburring, shaping, and sharpening Single-cut teeth remove material at a slower rate for a smoother finish Large, comfortable poly handle gives you a sure grip for controlled strokes and pressure Versatile machinist's file can be used on metal, plastic, and wood