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Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
HSS jobber drill N, uncoated, ⌀ DC h8 (mm or inch): 0,25
Article no.: 408281
Catalog no.: 114150
Article code:
Product details
Technical Data
| Through-coolant | no | |
| Cooling lubricant | yes | |
| Interface position | on the machine | |
| Holder type | Plain shank | |
| Holder shape | Standard | |
| Holder version | metric | |
| Holder size, metric | 0002 mm | |
| Shank diameter | 0.25 mm | |
| Shank length | 16 mm | |
| Holder diameter, ISO tolerance class | 0.25 mm | |
| Cutter diameter, min. | 0.25 mm | |
| Cutter diameter, max. | 0.25 mm | |
| Configurable | no | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Tolerance class ISO | h8 | |
| Flute length | 3 mm | |
| Distance from cutter corner to cutter tip | 0.1 mm | |
| Number of teeth | 2 | |
| Twist direction | right-hand | |
| Helix angle, min. | 22 degrees | |
| Angle, 1st step | 118 degrees | |
| Point geometry | C | |
| Product designation (type) | N | |
| Tool material | HSS | |
| Machining group | P (steel) | |
| Cutting media, manufacturer’s designation | HSS | |
| Coating | uncoated | |
| Interface | joint 1 | |
| Gauge length | 8 mm | |
| Usable length | 3 mm | |
| Overall length | 19 mm | |
| Functional length | 18.9 mm | |
| Weight | 1 g | |
| Cutting direction | right-hand cutting | |
| Tool version | solid steel | |
| Standard | DIN 338 | |
| Data carriers | without data carrier | |
| Machining method | drilling into solid material | |
| Colour ring | without | |
| Type of product | indexable drill | |
| Content | single part |
Identification & Classification
| Article number | 408281 | |
| Catalog number | 114150 | |
| EAN / GTIN | 4045197302304 | |
| Manufacturer number | 114150 0,25 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
80
N
45
N
50
P
40
P
30
P
25
P
10
P
8
K
25
N
80
Description
Version:
Profile ground: Jobber drill with high pitch accuracy and concentricity as well as precision ground point.
Steam tempered from ⌀ 2.4 mm.
With point geometry shape C from size 4 mm
Steam tempered from ⌀ 2.4 mm.
With point geometry shape C from size 4 mm
Recommendation:
Maximum drilling depth:
L2 = LC - 1.5 × DC.
L2 = LC - 1.5 × DC.
Note:
Size 16 - 20: Drills with shank ⌀ 16 mm.