| Specification | |||||
| Unit: mm | |||||
| Model No. | Diameter D | Flute Length I | Shank Diameter d | Overall Length L | price |
| 638 YYE 0104N | 1 | 4 | 4 | 50 | |
| 638 YYE 010N | 1.5 | 6 | 4 | 50 | |
| 638 YYE 020N | 2 | 8 | 4 | 50 | |
| 638 YYE 030N | 3 | 12 | 4 | 50 | |
| 638 YYE 040NS12 | 4 | 16 | 4 | 50 | |
| 638 YYE 060NL60 | 6 | 24 | 6 | 60 | |
| 638 YYE 080NL75 | 8 | 32 | 8 | 75 | |
| 638 YYE 100N | 10 | 30 | 10 | 75 | |
| 638 YYE 100NS50L100 | 10 | 50 | 10 | 100 | |
| 638 YYE 120NS50 | 12 | 50 | 12 | 100 |
