|Filing - Course: Technique for Manual Working of Materials. Trainees' Handbook of Lessons|
- Dont wipe off chips with bare hands - danger of injury!
- Use files with crackless file handles only - otherwise danger of injury!
- Bore and enlarge new file handles according to the tang and then fix them by gentle hammer blows!
- Hardened parts roust not be filed!
- Dont stack files one above the other - protect them from falling down!
- Clean files regularly with file brush and latten brass!