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Article code:
EAN / GTIN:
Manufacturer number:
Solid carbide drilling out tool 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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- Tool material: Solid carbide
- Standard: Manufacturer’s standard
Offers
Product details
Technical Data
| for taps | M4 | |
| Coating | TiAlN | |
| Tool material | Solid carbide | |
| Standard | Manufacturer’s standard | |
| Flute length Lc | 14 mm | |
| Overall length L | 46 mm | |
| Shank ⌀ Ds | 4 mm | |
| Shank tolerance | h6 | |
| Colour ring | red | |
| Type of product | Drilling out tool |
Identification & Classification
| Article number | 149830 M4 | |
| EAN / GTIN | 4045197326911 | |
| Manufacturer number | 149830 M4 | |
| Manufacturer | 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.