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Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
Solid carbide tap extractor, plain shank with hexagon, TiAlN, for taps: M4
Article no.: 149830 M4
Article code:
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Drill out with an even feed rate. Evacuate chips frequently.
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Clean the bore and remove the residue.
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Approach the start several times in order to centre the boring-out tool.
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Grind oblique break-through points flat.
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Offers
Product details
Technical Data
| Cooling lubricant | no | |
| Interface position | on the machine | |
| Holder type | Plain shank | |
| Holder shape | hexagon design | |
| Holder version | metric | |
| Holder size, metric | 4 mm | |
| Holder tolerance class | h6 | |
| Shank diameter | 4 mm | |
| Shank type | HE | |
| Cutter diameter, min. | 4 mm | |
| Cutter diameter, max. | 4 mm | |
| Configurable | no | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Tolerance class ISO | h6 | |
| Flute length | 14 mm | |
| Product designation (type) | N | |
| Tool material | solid carbide | |
| Coating | TiAlN | |
| Interface | joint 1 | |
| Cutting direction | right-hand cutting | |
| Standard | Werksnorm | |
| Machining method | boring out | |
| Colour ring | red | |
| Type of product | core drill | |
| Content | single part |
Identification & Classification
| Article number | 149830 M4 | |
| EAN / GTIN | 4045197326911 | |
| Manufacturer number | 149830 M4 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
H
10
Description
Version:
Strong plain shank with hexagon for mounting in a drill chuck and self-centring cutting edge.
Application:
For drilling out broken off taps. Stable clamping is necessary, the hole must be dry and without cutting oil.
Note:
vc for material < 67 HRC 10 – 28 m/min.
Wear safety glasses.
Wear safety glasses.