Bahco Half-Round Cut File with a tapered half-round cross section to allow use on convex and concave surfaces. The edges and surfaces are tapered towards the point. It has a double cut surface, and it suitable for deburring work. Smooth Cut: approx. 62 teeth per 25mm (Fine).Second Cut: approx. 36 teeth per 25mm (Medium).Bastard Cut: approx. 26 teeth per 25mm (Coarse). Ref: UTTK10617