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Manufacturer number:
Cat. No.:
Solid carbide NC spotting drill 90° spiral flutes, uncoated, ⌀ DC h6: 20mm
Article no.: 121020 20
Article code:
Product details
Technical Data
| Tool material | solid carbide | |
| Coating | uncoated | |
| Angle, 1st step | 90 degrees | |
| Cutter diameter, min. Dc min. | 20 mm | |
| Overall length L | 100 mm | |
| Shank diameter DS | 20 mm | |
| Flute length Lc | 35 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 | ZYL02001005 | |
| Holder tolerance class | h6 | |
| Shank type | HB | |
| 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 | 10 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 | 50 mm | |
| Usable length L1 | 35 mm | |
| Weight | 436 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 20 | |
| EAN / GTIN | 4045197038500 | |
| Manufacturer number | 121020 20 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
200
N
180
P
80
Description
Version:
Exactly central ground point. Easy spot drilling and high shape accuracy of the centre hole. Sturdy due to short flutes.
≥ ⌀ 6 mm with HB drive flat.
≥ ⌀ 6 mm with HB drive flat.
Application:
Point angle 90° for spot drilling and countersinking in one operation when a drill of smaller ⌀ is used afterwards.
Note:
Use the speed for the actual hole ⌀ (not generally the speed for the drill outer ⌀).