Data sheet

HSS-G countersink 90°, DIN 335, 1,5 - 6,3 mm
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BOHR KS 6,3 HSS
Example illustration
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Description:
3 cut, right cutting countersink, form C 90°, radial undercut, for burr-free and zero chatter counter sinking, deburring and sinking. Best results with low cutting speed, good centring, good centring and chip removal. For countersinking according to DIN 74 and DIN 75.
Qualities:
HSS-G:
Use for steel, cast steel alloyed and unalloyed (<900 N/mm² tensile strength), grey, malleable, nodular and die cast iron, sintered iron, nickel silver, graphite, short-chipping aluminium alloys, brass, bronze and plastics.
HSS-G Co 5 (HSS-E):
Use for steel, cast steel alloyed and unalloyed (<1100 N/mm² tensile strength), grey, malleable, nodular and die cast iron, sintered iron, nickel silver, graphite, short-chipping aluminium alloys, brass, bronze and plastics. Can also be used for hot and cold work steels, as well as rust and acid resistant steels (stainless steels V2A / V4A).
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Quality HSS-G
Version single countersink
Countersink diameter [mm] 6,3
Tip diameter [mm] 1,5
Total length [mm] 45
Shaft diameter [mm] 5
for screws M 3
Further information:
{{ $t('shop.all.gewicht') }} 16 g / pcs
{{ $t('shop.all.gtin') }} 4050571159627
{{ $t('shop.display.artikel.zollwarennummer') }} 82079091
{{ $t('shop.display.artikel.rohskonform') }} {{ $t('shop.all.ja') }}
{{ $t('shop.all.hersteller') }} RUKO
Figure
More information on this item and the process for ordering it can be found in our online shop https://www.landefeld.de under item number BOHR KS 6,3 HSS.
Landefeld Druckluft und Hydraulik GmbH · Konrad-Zuse-Straße 1 · 34123 Kassel · Germany
All data are to be understood as non-binding reference values! We do not assume liability for any data selection not confirmed in writing. Unless otherwise specified, pressure values refer to liquids from Group II at +20°C.
Our products arid goods are generally only intended for industrial and commercial uses.
As of: 08.12.2025