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Solid carbide NC spotting drill 90° spiral flutes, uncoated, ⌀ DC h6: 3mm
Article no.: 121020 3
Article code:
Product details
Technical Data
| Tool material | solid carbide | |
| Coating | uncoated | |
| Angle, 1st step | 90 degrees | |
| Cutter diameter, min. Dc min. | 3 mm | |
| Overall length L | 32 mm | |
| Shank diameter DS | 3 mm | |
| Flute length Lc | 8 mm | |
| Tolerance class ISO | h6 | |
| Number of teeth Z | 2 | |
| Through-coolant | no | |
| Entry of cooling lubricant | without cooling lubricant entry | |
| Escape of cooling lubricant | without cooling lubricant exit | |
| Interface position | on the machine | |
| Holder type | plain shank | |
| Interface coding | ZYL00301005 | |
| Holder tolerance class | h6 | |
| Shank type | HA | |
| Cooling lubricant | yes | |
| Manufacturer’s designation | VHM-NC-Anbohrer | |
| Configurable | no | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Distance from cutter corner to cutter tip | 1.5 mm | |
| Twist direction | right-hand | |
| Helix angle, min. | 30 degrees | |
| Cutting media, manufacturer’s designation | VHM | |
| Interface | joint 1 | |
| Tolerance class | h6 | |
| Gauge length A | 4 mm | |
| Usable length L1 | 8 mm | |
| Weight | 3 g | |
| Cutting direction | right-hand cutting | |
| Tool version | solid carbide | |
| Standard | Werksnorm | |
| Colour ring | without | |
| Type of product | spotting drill |
Identification & Classification
| Article number | 121020 3 | |
| EAN / GTIN | 4045197038425 | |
| Manufacturer number | 121020 3 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Deutschland, www.hoffmann-group.com |
Application Table
N
200
N
180
P
80
Description
Izvedba:
Natančno središčno brušena konica. Lažje navrtanje in visoka natančnost oblike centrirne izvrtine. Svedri so čvrsti zaradi kratkih utorov za odrezke.
≥ ⌀ 6 mm s površino za strojno vpenjanje HB.
≥ ⌀ 6 mm s površino za strojno vpenjanje HB.
Uporaba:
Kot konice 90° omogoča navrtanje in istočasno grezenje, če sledi vrtanje s svedrom manjšega premera.
Opomba:
Uporabite število vrtljajev za dejanski ⌀ vrtanja (ne na splošno za zunanji ⌀ svedra).