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Mini counterbore for through holes 180°, uncoated, Counterbore ⌀ D1 ×pin ⌀ D2: 2,5X1,3mm
Article no.: 216207
Catalog no.: 155700
Article code:
Product details
Technical Data
| Cooling lubricant | no | |
| Interface position | on the machine | |
| Holder type | Plain shank | |
| Holder shape | plain shank | |
| Holder version | metric | |
| Holder size, metric | 2,5 mm | |
| Type of mounting | spigot | |
| Shank diameter DS | 2.5 mm | |
| Shank length LS | 36 mm | |
| Cutter diameter, min. Dc min. | 2.5 mm | |
| Cutter diameter, max. Dc max. | 2.5 mm | |
| Configurable | no | |
| Tolerance of cutter diameter | manufacturer tolerance | |
| For hole diameter d | 1.3 mm | |
| Flute length Lc | 9 mm | |
| Number of teeth Z | 3 | |
| Twist direction | right-hand | |
| Helix angle, min. | 20 degrees | |
| Angle, 1st step | 180 degrees | |
| Pilot pin | with fixed guiding pin | |
| Pin diameter D2 | 1.3 mm | |
| Pin length | 2 mm | |
| Product designation (type) | FS | |
| Application for type of drilling | through hole | |
| Tool material | HSS-E | |
| Cutting media, manufacturer’s designation | HSS-E | |
| Coating | uncoated | |
| Interface | joint 1 | |
| Gauge length A | 14 mm | |
| Usable length L1 | 14 mm | |
| Overall length L | 45 mm | |
| Weight | 2 g | |
| Cutting direction | right-hand cutting | |
| Standard | DIN 373 | |
| Machining method | subland drilling | |
| Type of product | subland drill | |
| Content | single part |
Identification & Classification
| Article number | 216207 | |
| Catalog number | 155700 | |
| EAN / GTIN | 4045197462848 | |
| Manufacturer number | 155700 2,5X1,3 | |
| 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
M
8
M
5
Description
Version:
Spiral fluted counterbore with fixed pilot.
DIN 373 / ISO 4206.
DIN 373 / ISO 4206.
Application:
For through hole quality fine (ISO values) to DIN 69.
For socket-head screws to DIN 912, 6912, 7984, and cheese-head screws to ISO 1207 (DIN 84).
For socket-head screws to DIN 912, 6912, 7984, and cheese-head screws to ISO 1207 (DIN 84).
Note:
Size 4.6 × 2.4 is not defined in DIN.