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Solid carbide high performance drill plain shank DIN 6535 HA, TiN, ⌀ DC h7: 4mm
Article no.: 481697
Catalog no.: 123306
Article code:
- Tool material: Solid carbide
- Standard: Manufacturer’s standard
- Version: 12×D
- Tolerance nominal ⌀: h7
- Number of cutting edges Z: 2
Product details
Technical Data
| Nominal ⌀ DC | 4 mm | |
| Coating | TiN | |
| Tool material | Solid carbide | |
| Standard | Manufacturer’s standard | |
| Version | 12×D | |
| Tolerance nominal ⌀ | h7 | |
| Number of cutting edges Z | 2 | |
| Point angle | 135 degrees | |
| recommended maximum drilling depth L2 | 58 mm | |
| Shank | DIN 6535 HA to h6 | |
| Through-coolant | yes, with 25 bar | |
| Flute length Lc | 64 mm | |
| Overall length L | 102 mm | |
| Shank ⌀ Ds | 6 mm | |
| Shank tolerance | h6 | |
| Feed f in steel < 1100 N/mm2 | 0.1 mm/rev. | |
| Colour ring | green | |
| Type of product | Jobber drill |
Identification & Classification
| Article number | 481697 | |
| Catalog number | 123306 | |
| EAN / GTIN | 4045197448484 | |
| Manufacturer number | 123306 4 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
175
N
135
P
105
P
85
P
75
P
45
P
30
M
35
M
30
K
65
Description
Version:
Strong core and special point geometry −ensure the cutting chisel edges maintain high self-centring accuracy.
Straight cutting edges with slight edge hone and a special flute profile produce short chips.
Straight cutting edges with slight edge hone and a special flute profile produce short chips.
Note:
Flute length LC = L2 + 1.5 × DC.
Form HB and HE supplied at the same price as HA.
Form HB: order with No. 123307.
Form HE: order with No. 123308.
NEW GENERATION AVAILABLE!
Recommended successor product is No. 123303.
For process reliability when using the 12×D drill, an initial centre drilling with NC spotting drills No. 121068 - 121130 or HOLEX Pro Steel No. 122501 is necessary.
Form HB and HE supplied at the same price as HA.
Form HB: order with No. 123307.
Form HE: order with No. 123308.
NEW GENERATION AVAILABLE!
Recommended successor product is No. 123303.
For process reliability when using the 12×D drill, an initial centre drilling with NC spotting drills No. 121068 - 121130 or HOLEX Pro Steel No. 122501 is necessary.