Bahco Round files are used for filing circular openings or concave surfaces. Tapered towards the point, 4in and 6in files are fully pointed, whilst 8in and longer are semi-pointed. All double cut. Smooth Cut approx. 62 teeth per 25mm (Fine). Second Cut approx. 36 teeth per 25mm (Medium). Bastard Cut approx. 26 teeth per 25mm (Coarse).