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Manufacturer number:
Cat. No.:
HOLEX Pro Steel solid carbide drill, plain shank DIN 6535 HB, TiAlN, ⌀ DC h7 (mm or inch): 9
Article no.: 122777 9
Article code:
Product details
Technical Data
| Tool material | solid carbide | |
| Standard | DIN 6537 L | |
| Coating | TiAlN | |
| Cutter diameter, min. Dc min. | 9 mm | |
| Tolerance class ISO | h7 | |
| Overall length L | 103 mm | |
| Flute length Lc | 61 mm | |
| Shank diameter DS | 10 mm | |
| Angle, 1st step | 140 degrees | |
| Helix angle, min. | 30 degrees | |
| Through-coolant | yes, with 25 bar | |
| Number of teeth Z | 2 | |
| Cooling lubricant | yes | |
| Series | Pro Steel | |
| Manufacturer’s designation | HOLEX Pro Steel VHM-Bohrer zylindrischer Schaft | |
| Interface position | on the machine | |
| Holder type | plain shank | |
| Holder version | metric | |
| Length of shank LS | 40 mm | |
| Holder diameter, upper dimension | 0 mm | |
| Holder diameter, lower dimension | -0.009 mm | |
| Shank type | HB | |
| Configurable | no | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Distance from cutter corner to cutter tip | 1.637 mm | |
| Twist direction | right-hand | |
| Point geometry | A | |
| Machining group | P (steel) | |
| Cutting media, manufacturer’s designation | VHM TIAIN | |
| Interface | joint 1 | |
| Tolerance class | h7 | |
| Gauge length A | 63 mm | |
| Usable length L1 | 49 mm | |
| Functional length | 101.363 mm | |
| Weight | 75 g | |
| Cutting direction | right-hand cutting | |
| Tool version | solid carbide | |
| Data carriers | without data carrier | |
| Machining method | drilling into solid material (BVB) | |
| Colour ring | green | |
| Machining strategy | HPC | |
| Type of product | indexable drill | |
| Version (×D) | 6×D | |
| Recommended maximum drilling depth | 47.5 mm |
Identification & Classification
| Article number | 122777 9 | |
| EAN / GTIN | 4045197833525 | |
| Manufacturer number | 122777 9 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
250
N
200
N
160
P
125
P
115
P
95
P
90
P
65
M
35
M
30
K
100
K
65
Description
Version:
HOLEX Pro Steel:
Straight major cutting edges and a special flute profile ensure good chip evacuation. The robust cutting edge geometry ensures high-performance drilling with good process reliability. A wide range of applications in steel materials thanks to a combination of tough ultra-fine grain carbide and extremely wear-resistant coating.
Straight major cutting edges and a special flute profile ensure good chip evacuation. The robust cutting edge geometry ensures high-performance drilling with good process reliability. A wide range of applications in steel materials thanks to a combination of tough ultra-fine grain carbide and extremely wear-resistant coating.
Note:
Flute length LC = L2 + 1.5 × DC.