4 pcs various size Mini brass planes fine work, Violin/cello making tools

four convex bottom sizes as follows:

1.Length: 51 mm. Width: 24 mm. plane iron width: 18 mm

2.Length: 41 mm. Width: 19 mm. plane iron width: 14 mm

3. Length: 32 mm. Width: 16 mm. plane iron width: 12 mm

4. Length: 26 mm. Width: 13 mm. plane iron width: 8 mm