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Jobber drill extra long HSS N 12R2 mm
Article no.: 116760 12R2
Article code:
- Tool material: HSS
- Standard: DIN 1870 R2
- Type: N
- Tolerance nominal ⌀: h8
- Point angle: 118
Product details
Technical Data
| Nominal ⌀ DC | 12 mm | |
| Coating | uncoated | |
| Tool material | HSS | |
| Standard | DIN 1870 R2 | |
| Type | N | |
| Tolerance nominal ⌀ | h8 | |
| Point angle | 118 degrees | |
| Helix angle | 16-30 degrees | |
| Shank | Morse taper | |
| Number of cutting edges Z | 2 | |
| Through-coolant | no | |
| recommended maximum drilling depth L2 | 242 mm | |
| Flute length Lc | 260 mm | |
| Overall length L | 395 mm | |
| Morse taper MT size | 1 | |
| Feed f in steel < 750 N/mm2 | 0.16 mm/rev. | |
| Colour ring | without | |
| Type of product | Jobber drill |
Identification numbers & Classifications
| Article number | 116760 12R2 | |
| EAN / GTIN | 4045197035288 | |
| Manufacturer number | 116760 12R2 |
Application Table
P
40
P
30
P
25
K
25
Description
Version:
High concentricity. Core thickness and core taper are standard.
Special surface treatment.
Precision ground point. When drilling deep holes, evacuate chips from the hole frequently, and ensure adequate cooling.
Economy version with standard flutes.
With point geometry shape A.
Special surface treatment.
Precision ground point. When drilling deep holes, evacuate chips from the hole frequently, and ensure adequate cooling.
Economy version with standard flutes.
With point geometry shape A.
Recommendation:
Maximum drilling depth:
L2 = LC - 1.5 × DC.
L2 = LC - 1.5 × DC.