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Jobber drill extra long HSS FS, uncoated, ⌀ DC h8: 26R1mm
Article no.: 246372
Catalog no.: 116720
Article code:
- Tool material: HSS
- Standard: DIN 1870 R1
- Type: FS
- Tolerance nominal ⌀: h8
- Point angle: 130
Product details
Technical Data
| Nominal ⌀ DC | 26 mm | |
| Coating | uncoated | |
| Tool material | HSS | |
| Standard | DIN 1870 R1 | |
| Type | FS | |
| Tolerance nominal ⌀ | h8 | |
| Point angle | 130 degrees | |
| Shank | Morse taper | |
| Number of cutting edges Z | 2 | |
| Through-coolant | no | |
| recommended maximum drilling depth L2 | 251 mm | |
| Flute length Lc | 290 mm | |
| Overall length L | 440 mm | |
| Morse taper MT size | 3 | |
| Feed f in steel < 750 N/mm2 | 0.25 mm/rev. | |
| Colour ring | without | |
| Type of product | Jobber drill |
Identification & Classification
| Article number | 246372 | |
| Catalog number | 116720 | |
| EAN / GTIN | 4045197035103 | |
| Manufacturer number | 116720 26R1 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
P
40
P
30
P
25
Description
Version:
High concentricity.
Large section parabolic flutes; strong due to strengthened core thickness (without core taper).
≤ 16 mm ⌀: Bright finish flutes, nitrided lands; > 16 mm ⌀: Specially treated surface.
Special sturdy drills for extremely deep holes. Up to approx. 15×⌀ without drill withdrawal.
With point geometry shape A.
Large section parabolic flutes; strong due to strengthened core thickness (without core taper).
≤ 16 mm ⌀: Bright finish flutes, nitrided lands; > 16 mm ⌀: Specially treated surface.
Special sturdy drills for extremely deep holes. Up to approx. 15×⌀ without drill withdrawal.
With point geometry shape A.
Recommendation:
Maximum drilling depth:
L2 = LC - 1.5 × DC.
L2 = LC - 1.5 × DC.