57N Serier Collets
Ceramic Nozzles 
| Order | Part No. | Bore | Torches | |
| mm (inches) | ||||
| TWP0732.01 | 57N45 | 1.0 | 0.040 | 27Series |
| TWP0732.02 | 57N46 | 1.6 | 1/16 | 27Series |
| TWP0732.03 | 57N47 | 2.4 | 3/32 | 27Series |
| TWP0732.04 | 57N48 | 3.2 | 1/8 | 27Series |
| TWP0732.05 | 57N49 | 4.0 | 5/32 | 27Series |
| TWP0732.06 | 57N50 | 4.8 | 3/16 | 27Series |
| TWP0732.07 | 57N51 | 6.4 | 1/4 | 27Series |
