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Nominal ⌀ DC | 20.5 mm | |
Coating | uncoated | |
Tool material | HSS | |
Standard | DIN 343 | |
Type | N | |
Tolerance nominal ⌀ | h8 | |
Point angle | 120 degrees | |
Shank | Morse taper | |
Number of cutting edges Z | 3 | |
Through-coolant | no | |
recommended maximum drilling depth L2 | 114.3 mm | |
Flute length Lc | 145 mm | |
Overall length L | 243 mm | |
Min. pre-drilling -⌀ Dmin | 14.6 mm | |
Morse taper MT size | 2 | |
Feed f in steel < 750 N/mm2 | 0.21 mm/rev. | |
Colour ring | without | |
Type of product | Jobber drill |
Article number | 116620 20,5 | |
EAN / GTIN | 4062406097165 | |
Manufacturer number | 116620 20,5 |
This article |
Recommendations |
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HSS core drill N 20,5 mm |
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Colour ring | without | without | without | without | without |
Overall length L | 243 | 243 | 243 | 243 | 282 |
Through-coolant | no | no | no | no | no |
Standard | DIN 343 | DIN 345 | DIN 345 | DIN 345 | DIN 341 |
Shank | Morse taper | Morse taper | Morse taper | Morse taper | Morse taper |
Flute length Lc | 145 | 145 | 145 | 145 | 184 |
recommended maximum drilling depth L2 | 114.3 | 114.3 | 114.3 | 114.3 | 153.3 |