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EAN / GTIN:
Manufacturer number:
Cat. No.:
Straight shank taper pin drill, uncoated, ⌀ DC: 4mm
Article no.: 238457
Catalog no.: 116310
Article code:
Product details
Technical Data
| Through-coolant | no | |
| Cooling lubricant | yes | |
| Interface position | on the machine | |
| Holder type | plain shank | |
| Interface coding | ZYL00502005 | |
| Holder tolerance class | h$08 | |
| Arbor size | 0050 | |
| Shank diameter DS | 5 mm | |
| Shank length LS | 34 mm | |
| Cutter diameter, min. Dc min. | 3.9 mm | |
| Cutter diameter, max. Dc max. | 5.44 mm | |
| Configurable | no | |
| Flute length Lc | 76 mm | |
| Distance from cutter corner to cutter tip | 1.218 mm | |
| Number of teeth Z | 2 | |
| Twist direction | right-hand | |
| Helix angle, min. | 25 degrees | |
| Angle, 1st step | 118 degrees | |
| Tool material | HSS | |
| Cutting media, manufacturer’s designation | HSS | |
| Coating | uncoated | |
| Interface | joint 1 | |
| Gauge length A | 79 mm | |
| Usable length L1 | 68 mm | |
| Overall length L | 112 mm | |
| Weight | 11 g | |
| Cutting direction | right-hand cutting | |
| Standard | DIN 1898 A | |
| Machining method | drilling into solid material (BVB) | |
| Colour ring | without | |
| Type of product | indexable drill | |
| Content | single part |
Identification & Classification
| Article number | 238457 | |
| Catalog number | 116310 | |
| EAN / GTIN | 4045197029348 | |
| Manufacturer number | 116310 4 | |
| 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.