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Manufacturer number:
Cat. No.:
Solid carbide HPC drill, plain shank DIN 6535 HB, TiAlSiN, ⌀ DC m7: 7mm
Article no.: 122681 7
Article code:
Product details
Technical Data
| Through-coolant | yes, with 25 bar | |
| Entry of cooling lubricant | with cooling lubricant entry, axially concentric | |
| Escape of cooling lubricant | with cooling lubricant exit, axially angled | |
| Cooling lubricant | yes | |
| Wet maximum | suitable | |
| Holder type | plain shank | |
| Interface coding | ZYL008010115 | |
| Holder shape | plain shank | |
| Holder version | metric with cooling lubricant holes | |
| Holder size, metric | 0080 mm | |
| Dry machining | unsuitable | |
| Type of mounting | spigot | |
| Shank diameter DS | 8 mm | |
| Shank length LS | 36 mm | |
| Holder diameter, lower dimension | -0.009 mm | |
| Shank type | HB | |
| Air | suitable only under restricted conditions | |
| Cutter diameter, min. Dc min. | 7 mm | |
| Cutter diameter, max. Dc max. | 7 mm | |
| Configurable | no | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Tolerance class ISO | m7 | |
| Body diameter D4 | 8 mm | |
| Flute length Lc | 53 mm | |
| Distance from cutter corner to cutter tip | 1.274 mm | |
| Number of teeth Z | 2 | |
| Twist direction | right-hand | |
| Helix angle, min. | 26.82 degrees | |
| Helix pitch | 43.5 mm | |
| Angle, 1st step | 140 degrees | |
| Point geometry | C | |
| Product designation (type) | H | |
| Tool material | solid carbide | |
| Standard designation for cutting medium, 2nd Priority | HC-S10 | |
| Standard designation for cutting medium, 3rd Priority | HC-M20 | |
| Machining group | S (difficult-to-machine materials) | |
| Cutting media, manufacturer’s designation | VHM | |
| Coating | TiAlSiN | |
| Interface | joint 1; joint 2 | |
| Gauge length A | 55 mm | |
| Usable length L1 | 43 mm | |
| Overall length L | 91 mm | |
| Functional length | 71.73 mm | |
| Weight | 47 g | |
| Cutting direction | right-hand cutting | |
| Tool version | solid carbide | |
| Standard | DIN 6537 L | |
| Data carriers | without data carrier | |
| Machining method | drilling into solid material (BVB) | |
| Colour ring | pink | |
| Machining strategy | HPC | |
| Type of product | indexable drill | |
| Content | single part |
Identification & Classification
| Article number | 122681 7 | |
| EAN / GTIN | 4062406791896 | |
| Manufacturer number | 122681 7 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
S
45
S
35
Description
Version:
Specially for machining titanium-based and nickel-based alloys. With wear-resistant, ultra-smooth TiAlSiN high-performance coating for a long tool life combined with optimum bore quality and very low burr formation.
Note:
Flute length LC = L2 + 1.5 × DC.