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Article code:
EAN / GTIN:
Manufacturer number:
Solid carbide HPC micro-drill 2,5 mm
Article no.: 121220 2,5
Article code:
- Tool material: Solid carbide
- Standard: Manufacturer’s standard
- Type: N
- Tolerance nominal ⌀: 0 / 0.004
- Number of cutting edges Z: 2
Product details
Technical Data
| Nominal ⌀ DC | 2.5 mm | |
| Coating | TiAlN | |
| Tool material | Solid carbide | |
| Standard | Manufacturer’s standard | |
| Type | N | |
| Tolerance nominal ⌀ | 0 / 0.004 | |
| Number of cutting edges Z | 2 | |
| Point angle | 130 degrees | |
| recommended maximum drilling depth L2 | 11.3 mm | |
| Shank | Parallel shank to h6 | |
| Through-coolant | no | |
| Machining strategy | HPC | |
| Semi-Standard | yes | |
| Flute length Lc | 15 mm | |
| Overall length L | 46 mm | |
| Shank ⌀ Ds | 3 mm | |
| Shank tolerance | h6 | |
| Feed f in steel < 1100 N/mm2 | 0.05 mm/rev. | |
| Colour ring | without | |
| Type of product | Jobber drill |
Identification numbers & Classifications
| Article number | 121220 2,5 | |
| EAN / GTIN | 4045197353443 | |
| Manufacturer number | 121220 2,5 |
Application Table
N
200
N
140
N
140
P
70
P
70
P
70
P
55
P
35
H
25
M
35
M
30
S
20
K
90
N
140
Description
Version:
High performance miniature drill with extra long flutes.
Shank ⌀ 3 h6 for shrink-fit chucks.
High concentricity, precision ground for HPC applications in steel.
Shank ⌀ 3 h6 for shrink-fit chucks.
High concentricity, precision ground for HPC applications in steel.
Note:
Flute length LC = L2 + 1.5 × DC.
Downloads & documents
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|
| Number of cutting edges Z | 2 | 2 | 2 | 2 | 2 |
| Coating | TiAlN | TiAlN | TiAlN | TiAlN | TiAlN |
| Colour ring | without | green | green | red | red |
| Through-coolant | no | no | no | no | no |
| Nominal ⌀ DC | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 |
| Point angle | 130 | 135 | 140 | 140 | 140 |
| recommended maximum drilling depth L2 | 11.3 | 16.3 | 11.3 | 17.3 | 16.3 |