Unbreakable plastic, with textured surface for a non-slip grip. Specially shaped to fit the hand for working comfort even over long periods. Hole at top permits convenient hang-up storage. Tang gripping insert is tempered metal, with two threaded sections of different diameters. This assures proper alignment and positive hold for files, and also allows handle to be reused. Simply unscrew the file in use and insert a new one. Refer to separate charts below for Swiss Precision files.
| 4 Inch | 6 Inch | 8 Inch | 10 Inch | 12 Inch | 14 Inch | |
| Barrette | 3 | 4 | 5 | – | – | – |
| Checkering | – | 4 | – | – | – | – |
| Crochet | 3 | 4 | 5 | – | – | – |
| Crossing | 2 | 4 | 5 | – | – | – |
| Equalling | 2 | 3 | 4 | – | – | – |
| Half-Round | 3 | 4 | 5 | – | – | – |
| Hand | 3 | 4 | 5 | 6 | – | – |
| Knife | 3 | 4 | 5 | 6 | 7 | 7 |
| Pillar | 3 | 4 | 4 | 6 | 7 | – |
| Pippin | 3 | 4 | 5 | 6 | 6 | – |
| Round | 1 | 3 | 4 | – | – | – |
| Round Parallel: 3/16″ (4.8mm) | – | 2 | 3 | 5 | – | – |
| Round Parallel: 1/4″ (6.4 mm) | – | 2 | 3 | – | – | – |
| Round Parallel: 1/8″ (3.2 mm) | 1 | 1 | – | – | – | – |
| Round Parallel;5/32″ (4.0 mm) | 1 | 1 | – | – | – | – |
| Round Parallel: 3/8″ (9Smm | – | – | 4 | – | – | – |
| Slitting | 2 | 4 | – | – | – | – |
| Square | 2 | 3 | 4 | 5 | 6 | – |
| Three-Square | 2 | 4 | 4 | 5 | 6 | – |
| Warding | 2 | 4 | 5 | 6 | 7 | – |
