| Número de código | Variedade | Exactidão | Os anéis de ajuste | L1 |
| O sistema métrico | ||||
| 41111-002 | 2-2.5mm | 0.004mm | Φ2.5mm | 12.5mm |
| 41111-003 | 2.5-3mm | 0.004mm | Φ2.5mm | 12.5mm |
| 41111-004 | 3-4mm | 0.004mm | Φ4mm | 22, 5mm |
| 41111-005 | 4-5mm | 0.004mm | Φ5mm | 22, 5mm |
| 41111-006 | 5-6mm | 0.004mm | Φ6mm | 22, 5mm |
| Polegada | ||||
| 41121-210 | 0, 08-0, 1" | 0.00016" | 0.1" | 0, 5" |
| 41121-212 | 0, 1-0.12" | 0.00016" | 0.1" | 0, 5" |
| 41121-216 | 0.12-0.16" | 0.00016" | 0.16" | 0.9" |
| 41121-220 | 0.16-0.2" | 0.00016" | 0.16" | 0.9" |
| 41121-224 | 0, 2-0.24" | 0.00016" | 0.24" | 0.9" |
| 41121-228 | 0, 24-0, 28" | 0.00016" | 0.24" | 0.9" |