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Manufacturer number:
Cat. No.:
Countersink 75°, uncoated, External ⌀ Dc: 25mm
Article no.: 150425 25
Article code:
Product details
Technical Data
| Tool material | HSS | |
| Standard | Werksnorm | |
| Coating | uncoated | |
| Cutter diameter, max. Dc max. | 25 mm | |
| Angle, 1st step | 75 degrees | |
| For hole diameter d | 3.8 mm | |
| Overall length L | 71 mm | |
| Shank diameter DS | 10 mm | |
| Number of teeth Z | 3 | |
| Through-coolant | no | |
| Entry of cooling lubricant | without cooling lubricant entry | |
| Escape of cooling lubricant | without cooling lubricant exit | |
| Feed f | 0.2 mm/rev. | |
| Wet maximum | suitable | |
| Interface position | on the machine | |
| Holder type | plain shank | |
| Interface coding | ZYL01000200 | |
| Holder shape | plain shank | |
| Dry machining | suitable only under restricted conditions | |
| Holder tolerance class | h9 | |
| Length of shank LS | 44 mm | |
| Shank type | HA | |
| Cooling lubricant | yes | |
| Cutter diameter, min. Dc min. | 3.8 mm | |
| Configurable | no | |
| Flute length Lc | 21 mm | |
| Taper length | 13.814 mm | |
| Twist direction | right-hand | |
| Helix angle, min. | 20 degrees | |
| Pilot pin | without guiding pin | |
| Machining group | N (non-ferrous metals); P (steel) | |
| Cutting media, manufacturer’s designation | HSS | |
| Interface | joint 1 | |
| Usable length L1 | 31 mm | |
| Functional length | 18.2 mm | |
| Weight | 65 g | |
| Cutting direction | right-hand cutting | |
| Tool version | solid steel | |
| Machining method | profile countersinking (SPR) | |
| Colour ring | without | |
| Type of product | countersink | |
| Feed in | steel < 500 N/mm2 | |
| Content | single part |
Identification & Classification
| Article number | 150425 25 | |
| EAN / GTIN | 4045197959546 | |
| Manufacturer number | 150425 25 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
33
P
28
P
27
P
27
Description
Version:
The chip flutes are ground from solid. Countersink point and circumference are relief ground and cut easily. This results in easy and chatter-free cutting for deep countersinking, as well as for deburring or countersinking.