The Crescent Nicholson warding files are primarily intended for locksmiths to use in repairing or filing down the ward notches in keys. The thin rectangular shape is suitable for working in narrow spaces, while double-cut pattern and smooth coarseness make these fast-acting files that still leave smooth edges.
- American pattern warding file with a smoother coarseness for more gentle material removal
- Used primarily by locksmiths in repairing and filing the ward notches in keys
- Thin rectangular shape lets you work on fine objects or in small areas