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Straight shank taper pin drill, uncoated, ⌀ DC: 8mm
Article no.: 238460
Catalog no.: 116310
Article code:
- Tool material: HSS
- Standard: DIN 1898 A
- Point angle: 118
- Taper ratio: 1:50
- Number of cutting edges Z: 2
Product details
Technical Data
| Nominal ⌀ DC | 8 mm | |
| Coating | uncoated | |
| Tool material | HSS | |
| Standard | DIN 1898 A | |
| Point angle | 118 degrees | |
| Taper ratio | 1:50 | |
| Number of cutting edges Z | 2 | |
| Through-coolant | no | |
| smallest ⌀ D1 | 7.9 mm | |
| largest ⌀ D2 | 11.07 mm | |
| Taper lead length L1 | 5 mm | |
| L2 | 145 mm | |
| Overall length L | 207 mm | |
| Shank ⌀ Ds | 10 mm | |
| Feed f in steel < 750 N/mm2 | 0.05 mm/rev. | |
| Colour ring | without | |
| Type of product | Jobber drill |
Identification & Classification
| Article number | 238460 | |
| Catalog number | 116310 | |
| EAN / GTIN | 4045197029379 | |
| Manufacturer number | 116310 8 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
P
24
P
20
Description
Version:
Conically increasing cutting edges with chip breaker flutes on the circumference. Special surface treatment.
Advantage:
Conical holes 1:50 for taper pins to ISO 2339 (DIN 1) and ISO 8736 (DIN 7978) can be drilled in a single operation.
Note:
⌀1.5; 2; 2.5 available with plain shank on request.
⌀14;16; 20; 25 available with MT shank on request.
For finishing use taper pin reamers No. 161200.
⌀14;16; 20; 25 available with MT shank on request.
For finishing use taper pin reamers No. 161200.