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HSS jobber drill Precision roll forged N, uncoated, ⌀ DC h8: 3,7mm
Article no.: 114020 3,7
Article code:
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Precision roll forged (11 4020): The profile is formed chipless, the guide chamfers for drill guidance are then ground.
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- Tool material: HSS
- Type: N
- Tolerance nominal ⌀: h8
- Point angle: 118
- Shank: Plain shank
Product details
Technical Data
| Nominal ⌀ DC | 3.7 mm | |
| Coating | uncoated | |
| Tool material | HSS | |
| Type | N | |
| Tolerance nominal ⌀ | h8 | |
| Point angle | 118 degrees | |
| Shank | Plain shank | |
| Number of cutting edges Z | 2 | |
| Through-coolant | no | |
| recommended maximum drilling depth L2 | 33.5 mm | |
| Flute length Lc | 39 mm | |
| Overall length L | 70 mm | |
| Shank ⌀ Ds | 3.7 mm | |
| Feed f in steel < 750 N/mm2 | 0.03 mm/rev. | |
| Colour ring | without | |
| Type of product | Jobber drill |
Identification numbers & Classifications
| Article number | 114020 3,7 | |
| EAN / GTIN | 4045197009807 | |
| Manufacturer number | 114020 3,7 |
Application Table
N
45
P
40
P
30
P
25
K
25
Description
Version:
Roll forged, standard helix angle, core thickness and core taper.
Dimensions to DIN 338.
Robust jobber drill with strengthened core and small chisel point for easy spot drilling and accurate centring of the designated hole. Precision roll forged flutes.
Dimensions to DIN 338.
Robust jobber drill with strengthened core and small chisel point for easy spot drilling and accurate centring of the designated hole. Precision roll forged flutes.
Recommendation:
Maximum drilling depth:
L2 = LC - 1.5 × DC.
L2 = LC - 1.5 × DC.
Note:
Size 14-20: Shank ⌀ 13 mm with 3 drive flats.
Downloads & documents
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| Coating | uncoated | uncoated | uncoated | TiN | TiAlN | uncoated |
| Colour ring | without | without | without | without | green | without |
| Overall length L | 70 mm | 70 mm | 70 mm | 70 mm | 70 mm | 70 mm |
| Through-coolant | no | no | no | no | no | no |
| Nominal ⌀ DC | 3.7 mm | 3.7 mm | 3.7 mm | 3.7 mm | 3.7 mm | 3.7 mm |
| Shank | Plain shank | Plain shank | Plain shank | Plain shank | Plain shank | Plain shank |
| Point angle | 118 degrees | 118 degrees | 118 degrees | 118 degrees | 118 degrees | 118 degrees |