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EAN / GTIN:
Manufacturer number:
Cat. No.:
HOLEX Pro Steel high-precision countersink with unequal spacing 90°, TiAlN, External ⌀ Dc: 8mm
Article no.: 178708
Catalog no.: 150182
Article code:
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Three-flute countersinks for accurate centring.
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Offers
Product details
Technical Data
| Through-coolant | no | |
| Entry of cooling lubricant | without cooling lubricant entry | |
| Escape of cooling lubricant | without cooling lubricant exit | |
| Feed f | 0.09 mm/rev. | |
| Wet maximum | suitable | |
| Interface position | on the machine | |
| Holder type, joint 1 | plain shank | |
| Interface coding | ZYL00600105 | |
| Holder shape | plain shank | |
| Dry machining | suitable only under restricted conditions | |
| Holder tolerance class | h9 | |
| Shank diameter DS | 6 mm | |
| Length of shank LS | 39.47 mm | |
| Cooling lubricant | yes | |
| Series | Pro Steel | |
| Manufacturer’s designation | HOLEX Pro Steel Präzisions-Kegelsenker mit Ungleichteilung | |
| Cutter diameter, min. Dc min. | 8 mm | |
| Configurable | no | |
| For hole diameter d | 2 mm | |
| Flute length Lc | 7.68 mm | |
| Taper length | 6.99 mm | |
| Number of teeth Z | 3 | |
| Twist direction | right-hand | |
| Angle, 1st step | 90 degrees | |
| Pilot pin | without guiding pin | |
| Guide elements | without guide elements | |
| Spacing of the countersink cutting edges | unequal spacing | |
| Tool material | HSS | |
| Machining group | K (cast iron); M (stainless steel); N (non-ferrous metals); P (steel) | |
| Cutting media, manufacturer’s designation | HSS-TIALN | |
| Coating | TiAlN | |
| Interface | joint 1 | |
| Usable length L1 | 10.53 mm | |
| Overall length L | 50 mm | |
| Functional length | 6.99 mm | |
| Weight | 15 g | |
| Cutting direction | right-hand cutting | |
| Tool version | solid steel | |
| Standard | DIN 335 C | |
| Shape letter standard number | C | |
| Data carriers | without data carrier | |
| Machining method | profile countersinking (SPR) | |
| Colour ring | green | |
| Type of product | countersink | |
| Feed in | steel < 500 N/mm2 | |
| Content | single part |
Identification & Classification
| Article number | 178708 | |
| Catalog number | 150182 | |
| EAN / GTIN | 4062406524210 | |
| Manufacturer number | 150182 8 | |
| Article class | 12M | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
75
N
70
P
50
P
40
P
20
P
15
H
8
M
18
M
15
S
12
K
20
N
20
Description
Version:
All countersinks have 3 cutting edges, radially relieved.
Flutes are ground from solid.
HOLEX Pro Steel:
Flutes are ground from solid.
HOLEX Pro Steel:
- Exact machining results in manual and machine use.
- Chatter-free running through extremely unequal spacing of the cutting edges for high-quality surfaces.
- Optimum tool life thanks to TiALN high-performance coating.
- High process reliability due to optimised chip evacuation.
- Attractive cost/benefit ratio.
Application:
High-precision countersink for chatter-free 90° countersinking.