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Stub drill HSS-E FS 7,9 mm
Article no.: 113020 7,9
Article code:
- Tool material: HSS E
- Standard: DIN 1897
- Type: FS
- Tolerance nominal ⌀: h8
- Point angle: 135
Product details
Technical Data
| Nominal ⌀ DC | 7.9 mm | |
| Coating | uncoated | |
| Tool material | HSS E | |
| Standard | DIN 1897 | |
| Type | FS | |
| Tolerance nominal ⌀ | h8 | |
| Point angle | 135 degrees | |
| Helix angle | 38 degrees | |
| Shank | Plain shank | |
| Number of cutting edges Z | 2 | |
| Through-coolant | no | |
| recommended maximum drilling depth L2 | 25.2 mm | |
| Flute length Lc | 37 mm | |
| Overall length L | 79 mm | |
| Shank ⌀ Ds | 7.9 mm | |
| Feed f in steel < 750 N/mm2 | 0.07 mm/rev. | |
| Colour ring | without | |
| Type of product | Jobber drill |
Identification numbers & Classifications
| Article number | 113020 7,9 | |
| EAN / GTIN | 4045197002587 | |
| Manufacturer number | 113020 7,9 |
Application Table
N
70
N
45
P
40
P
30
K
25
Description
Version:
Particularly robust and strong due to strengthened core.
Ground flutes, with high concentricity.
Bright finish flutes, nitrided lands.
With point geometry shape C up to 3.9 mm; shape S (special) from 4 mm.
Ground flutes, with high concentricity.
Bright finish flutes, nitrided lands.
With point geometry shape C up to 3.9 mm; shape S (special) from 4 mm.
Advantage:
Ideal for drilling shallow holes (approx. 2 - 4×D) on NC machines and automatic machines.
Recommendation:
Maximum drilling depth:
L2 = LC - 1.5 × DC.
L2 = LC - 1.5 × DC.
Downloads & documents
Compare with similar products
This article |
Recommendations |
||
|---|---|---|---|
Stub drill HSS-E FS 7,9 mm |
|||
| Number of cutting edges Z | 2 | 2 | 2 |
| Coating | uncoated | uncoated | TiAlN |
| Colour ring | without | without | blue |
| Overall length L | 79 mm | 117 mm | 117 mm |
| Through-coolant | no | no | no |
| Shank ⌀ Ds | 7.9 mm | 7.9 mm | 7.9 mm |
| recommended maximum drilling depth L2 | 25.2 mm | 63.2 mm | 63.2 mm |