Filing brass requires a sharp file with sturdy teeth and a cut that prevents grooving and running Use a specifically designed brass file, and apply moderateA bastard file is a file whose teeth configuration is in between a rough or coarse file and a 'second cut' file In precise terms therefore a bastard file is Rough and bastard files are the big cut files These files have bigger cut but the surface produced Is rough Dead smooth and smooth files have smaller teeth
How To Use A Hand File Disher
