Double ended twist drills for welding spots
New
| D | l1 | l2 | Item code | On stock |
|---|---|---|---|---|
| 5 | 62 | 20 | VN40225.0500 | No |
| 6 | 66 | 22 | VN40225.0600 | Yes |
| 8 | 79 | 27 | VN40225.0800 | Yes |
| 10 | 89 | 30 | VN40225.1000 | Yes |
Cutting conditions
Material | Strength |
|---|---|
| P.1 | Free-cutting steels, general construction steels | ≤ 600 N/mm² |
| P.2 | General construction steels, steel castings | ≤ 850 N/mm² |
| P.3 | Tool steels low alloyed | ≤ 1100 N/mm² |
| P.4 | Heat treatable steels | ≤ 900 N/mm² |
| P.5 | Tool steels high alloyed | ≤ 1100 N/mm² |
Product attributes
Lead of helix 25° - 30°.
Very high performance high speed steel with good toughness for milling cutters and for milling of materials up to the strength of 1200 MPa.
Point angle 180° with centre point, DIN 1412 form E.