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Manufacturer number:
Plain shank thread mill 2×D, TiAlN, M: M4
Article no.: 139658 M4
Article code:
- Thread type: M; M-LH
- Flank angle: 60
- Tool material: Solid carbide
- Thread standard: DIN 13
- Shank: DIN 6535 HA with h6
Product details
Technical Data
| Thread size | M4 | |
| Coating | TiAlN | |
| Thread type | M; M-LH | |
| Flank angle | 60 degrees | |
| Tool material | Solid carbide | |
| Thread standard | DIN 13 | |
| Shank | DIN 6535 HA with h6 | |
| Thread pitch | 0.7 mm | |
| Nominal ⌀ DC | 3.15 mm | |
| Shank length Ls | 36 mm | |
| Overall length L | 49 mm | |
| Shank ⌀ Ds | 6 mm | |
| Neck ⌀ D1 | 4.5 mm | |
| Programming value for countersink Lc | 8.6 mm | |
| Through-coolant | no | |
| No. of teeth Z | 3 | |
| Application for type of drilling | up to 2×D for blind holes; up to 2×D for through holes | |
| Countersink angle | 90 degrees | |
| Feed fz in steel < 1100 N/mm2 | 0.008 mm | |
| Shank tolerance | h6 | |
| Number of clamping slots | 3 | |
| Colour ring | green | |
| Internal/external application | Internal | |
| Thread depth | 8 mm |
Identification numbers & Classifications
| Article number | 139658 M4 | |
| Manufacturer number | 139658 M4 |
Application Table
N
220
N
220
N
170
P
170
P
150
P
120
P
80
P
60
H
35
M
90
M
70
S
60
K
120
N
180
Description
Version:
Corrected thread profile for milling exact internal threads (ensure stable clamping conditions).
Shaft incorporates a countersinking step for a 90° counterbore.
Shaft incorporates a countersinking step for a 90° counterbore.
Advantage:
Countersinking and thread milling in one operation!