4 mm Solid Carbide VHM End Mill | 4-Flute | AlTiSiN BLUE| For Materials up to 65 HRC – DARMET 40411504B
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Description
Features and Applications:
- Solid carbide VHM end mill designed for demanding machining applications and challenging working conditions.
- Part of the BLUE series, suitable for machining steel with a hardness of up to 65 HRC.
- The 4-flute design provides high tool rigidity and resistance to loads during intensive milling, allowing the use of higher feed rates.
- The 35° helix angle ensures stable and consistent cutting while providing high-quality surface finish.
- The AlTiSiN coating increases resistance to wear, abrasion and high temperatures, providing extended tool life during intensive machining.
- The end mill is suitable for slotting, pocketing and contouring, as well as finishing operations in hardened steel and other high-hardness materials.
- Suitable for use with ER collet chucks, Weldon holders and shrink-fit holders.
Technical Data:

| Parameter | Dimensions |
|---|---|
| d1 [mm] | 4 |
| d2 [mm] | 4 |
| l2 [mm] | 11 |
| l1 [mm] | 50 |
| Number of flutes | 4 |
| Catalogue number | 40411504B |


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