Half Round Files
- Rounded on one side, flat on the other. Used on concave and convex as well as flat surfaces
- The backs of all Half Round Bastard Files are double cut
- The backs of all Half Round Second Cut Files longer than 6 inches are double cut, the 4 and 6 inches files are single cut
- The backs of all Half Round Smooth Files are single cut
- The flat sides of all Half Files are double cut.