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Solid carbide short stepped drill 90° M8F
Article no.: 125050 M8F
Article code:
- Tool material: Solid carbide
- Standard: DIN 8378
- Type: N
- Tolerance nominal ⌀: h8
- No. of teeth Z: 2
Product details
Technical Data
| for threads | M8F | |
| Coating | TiAlN | |
| Tool material | Solid carbide | |
| Standard | DIN 8378 | |
| Type | N | |
| Tolerance nominal ⌀ | h8 | |
| No. of teeth Z | 2 | |
| Point angle | 140 degrees | |
| Shank | DIN 6535 HA to h6 | |
| Countersink angle | 90 degrees | |
| Through-coolant | no | |
| ⌀ D1 1st step with chamfer h8 | 7.45 mm | |
| ⌀ D2 2nd step with chamfer h8 | 9 mm | |
| Step height L1 1st step | 21 mm | |
| Flute length Lc | 47 mm | |
| Overall length L | 89 mm | |
| Shank ⌀ Ds | 10 mm | |
| Feed f in steel < 1100 N/mm2 | 0.11 mm/rev. | |
| Shank tolerance | h6 | |
| Colour ring | without | |
| Application for type of drilling | for blind hole and through hole | |
| Type of product | Stepped drill |
Identification numbers & Classifications
| Article number | 125050 M8F | |
| EAN / GTIN | 4045197265579 | |
| Manufacturer number | 125050 M8F |
Application Table
N
260
N
180
N
180
P
90
P
90
P
90
P
60
P
35
M
35
M
30
S
25
K
110
N
180
Description
Version:
Very sturdy − step length to DIN 8378. Tight concentricity tolerances between drill and counterbore ⌀ guarantee exact alignment.
Application:
Particularly suitable for NC machines and automatic machines. For drilling tapping holes to DIN 336 sheet 1 with 90° countersinking. In the following operation, the tap therefore does not have to cut into the sharp edge of the hole.
Sizes F: Tapping holes for the following fluteless taps.
Sizes F: Tapping holes for the following fluteless taps.