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Manufacturer number:
Cat. No.:
Straight shank taper pin drill, uncoated, ⌀ DC: 3mm
Article no.: 238456
Catalog no.: 116310
Article code:
Product details
Technical Data
| Through-coolant | no | |
| Cooling lubricant | no | |
| Interface position | on the machine | |
| Holder type | Plain shank | |
| Interface coding | ZYL00402005 | |
| Holder shape | plain shank | |
| Holder version | metric | |
| Holder size, metric | 0040 mm | |
| Holder tolerance class | h8 | |
| Shank diameter | 4 mm | |
| Shank length | 32 mm | |
| Cutter diameter, min. | 2.9 mm | |
| Cutter diameter, max. | 4.24 mm | |
| Configurable | no | |
| Tolerance of cutter diameter | manufacturer tolerance | |
| Distance from cutter corner to cutter tip | 0.906 mm | |
| Number of teeth | 2 | |
| Twist direction | right-hand | |
| Helix angle, min. | 25 degrees | |
| Angle, 1st step | 116 degrees | |
| Point geometry | N | |
| Type of drilling tool | centre drill, single-sided | |
| Product designation (type) | N | |
| Tool material | HSS | |
| Cutting media, manufacturer’s designation | HSS | |
| Coating | uncoated | |
| Interface | joint 1 | |
| Gauge length | 69 mm | |
| Usable length | 58 mm | |
| Overall length | 100 mm | |
| Weight | 5 g | |
| Cutting direction | right-hand cutting | |
| Standard | DIN 1898 A | |
| Machining method | drilling into solid material | |
| Colour ring | without | |
| Type of product | indexable drill | |
| Content | single part |
Identification & Classification
| Article number | 238456 | |
| Catalog number | 116310 | |
| EAN / GTIN | 4045197029331 | |
| Manufacturer number | 116310 3 | |
| 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.