
| T. | Needle thickness |
| B. | Working length |
| C. | Hook length |
| D. | Shaft height |
| E. | Hook diameter |
| G. | Length from throat to upperside of closed shaft |
| P. | Height of closed latch |
| G. | Height of throat |
| Q. | Length between head end and point of closed latch |
| R. | Length from front side of but to throat |
| V. | Height of cheek |
| H. | Butt height |
| J. | Butt width |
| BL. | Bending length |
| L. | Guide height |
| M. | Latch motion |
| N. | Latch spoon height |
| O. | Overall length |
| Liba | Mayer Karl |
| Mayer & CIE | Colli and many more |