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Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
Jobber drill HSS N, TiN, ⌀ DC h8: 4,4mm
Article no.: 247439
Catalog no.: 114360
Article code:
Offers
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 | 0044 mm | |
| Type of mounting | spigot | |
| Shank diameter | 4.4 mm | |
| Shank length | 0 mm | |
| Cutter diameter, min. | 4.4 mm | |
| Cutter diameter, max. | 4.4 mm | |
| Configurable | no | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Tolerance class ISO | h8 | |
| Flute length | 47 mm | |
| Distance from cutter corner to cutter tip | 1.32 mm | |
| Number of teeth | 2 | |
| Twist direction | right-hand | |
| Helix angle, min. | 35 degrees | |
| Helix angle, max. | 40 degrees | |
| Angle, 1st step | 118 degrees | |
| Point geometry | C | |
| Product designation (type) | N | |
| Tool material | HSS | |
| Cutting media, manufacturer’s designation | HSS | |
| Coating | TiN | |
| Interface | joint 1 | |
| Gauge length | 64 mm | |
| Usable length | 41.55 mm | |
| Overall length | 80 mm | |
| Weight | 8 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 | 247439 | |
| Catalog number | 114360 | |
| EAN / GTIN | 4045197016508 | |
| Manufacturer number | 114360 4,4 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
56
N
50
P
50
P
37
P
31
P
12
P
10
M
15
M
10
S
6
K
31
N
80
Description
Version:
Standard core without core taper.
Precision ground point.
Profile ground:
High concentricity and pitch accuracy, drills for series production use.
With point geometry shape C from size 2.4 mm
Precision ground point.
Profile ground:
High concentricity and pitch accuracy, drills for series production use.
With point geometry shape C from size 2.4 mm
Recommendation:
Maximum drilling depth:
L2 = LC - 1.5 × DC.
L2 = LC - 1.5 × DC.