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Article code:
High-precision countersink HSS-Co8 90° 31 mm
Article no.: 150383 31
Article code:
- Countersink tip angle: 90
- Tool material: HSS Co 8
- Number of cutting edges Z: 3
- Standard: DIN 335 C
- Shank: Plain shank with h6
Product details
Technical Data
| External ⌀ | 31 mm | |
| Coating | TiCN | |
| Countersink tip angle | 90 degrees | |
| Tool material | HSS Co 8 | |
| Number of cutting edges Z | 3 | |
| Standard | DIN 335 C | |
| Shank | Plain shank with h6 | |
| Through-coolant | yes | |
| smallest countersink ⌀ for holes from | 4.2 mm | |
| Overall length L | 71 mm | |
| Shank ⌀ Ds | 12 mm | |
| for countersunk screws DIN 7991 | M16 | |
| Feed f in stainless steel < 900 N/mm2 | 0.09 mm/rev. | |
| Shank tolerance | h9 | |
| Colour ring | blue | |
| Pre-drill ⌀ | 4.2 mm | |
| Type of product | Stepped drill and countersink |
Identification numbers & Classifications
| Article number | 150383 31 |
Application Table
N
38
N
30
P
34
P
32
P
32
P
10
P
5
M
9
M
9
S
8
K
14
N
80
Description
Version:
High-precision countersink with 3 cutting edges, radially relief ground. Flutes ground from solid.