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Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
Sheet metal drill HSS double-sided, uncoated, ⌀ DC h8: 4,1mm
Article no.: 669423
Catalog no.: 113421
Article code:
Product details
Technical Data
| Through-coolant | no | |
| Cooling lubricant | no | |
| Cutter diameter, min. Dc min. | 4.1 mm | |
| Cutter diameter, max. Dc max. | 4.1 mm | |
| Configurable | no | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Tolerance class ISO | h8 | |
| Flute length Lc | 14 mm | |
| Number of teeth Z | 2 | |
| Angle, 1st step | 135 degrees | |
| Point geometry | C | |
| Product designation (type) | N | |
| Tool material | HSS | |
| Coating | vaporised | |
| Usable length L1 | 7.9 mm | |
| Overall length L | 55 mm | |
| Cutting direction | right-hand cutting | |
| Tool version | solid steel | |
| Standard | DIN 1897 | |
| Machining method | drilling into solid material | |
| Colour ring | without | |
| Type of product | indexable drill | |
| Content | single part |
Identification & Classification
| Article number | 669423 | |
| Catalog number | 113421 | |
| EAN / GTIN | 4045197964670 | |
| Manufacturer number | 113421 4,1 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
N
P
P
Description
Version:
Extremely break-resistant due to short helix and strong core taper. Self-centring point. Cylindrically ground on circumference(without chamfers) to prevent jamming.
Vaporised surface.
Point geometry shape C.
Dimensions similar to DIN 1897.
Vaporised surface.
Point geometry shape C.
Dimensions similar to DIN 1897.
Application:
Especially for drilling sheet metal.