We are here for you!
You can reach us as usual from 08.00 - 17.00
Learn more

Shop

English

Karnasch premium counterbores for sinking of hexagon socket screws

Karnasch HSS-XE and HSS-XE TITAN-TEC counterbores 180° DIN 373 with cylindrical shank and firm guide pin in premium quality for the machining of steel, stainless steel, cast iron, aluminum and plastics. Quality grade fine and medium for through hole and for thread core-hole.

Counterbores belong to the standard products in the tool industry and are often in continuous use. That is why Karnasch relies on the highest quality and the latest tool technologies. Karnasch counterbores are available in different designs for any application. The​​​​​​ TITAN-TEC tool coating makes the Karnasch counterbores unique and considerably increases tool life. 

Premium counterbores – also available in a kit!

Karnasch counterbores are also available in a kit with six different counterbores. Choose between different counterbore kits the one that is best suited for your project. 

Discover our kits

Karnasch counterbores with specially developed cutting geometries

Karnasch Professional Tools counterbores are available in HSS-XE- and HSS-XE TITAN-TEC versions.

The HSS-XE counterbores are made of high quality special steel "XE" for significantly longer tool lives as compared to HSS steels. The TITAN-TEC coated counterbores also considerably increase tool lives, even during dry machining (without or with only minimal cooling).

Due to the wide range of counterbores, nearly all steels that are difficult to machine, such as stainless and acid-resistant stainless steels, non-ferrous and light metals, cast iron and many more, can be used.

Characteristics of counterbores

  1. HSS-XE & HSS-XE TITAN-TEC
  2. Diameter ranges from M2 to M12
  3. Counterbore 180° 
  4. Specially developed TITAN-TEC coating
  5. DIN 373

Areas of application of counterbores

  1. For sinking hexagon socket screws DIN 912, DIN 6912, DIN 7984
  2. Cylinder screws ISO 1207 (DIN 84)

Karnasch counterbores – PREMIUM QUALITY FOR PROFESSIONAL APPLICATIONS

Flachsenker - Werkzeugmaterial Icon

Tool material

HSS-XE

Counterbores are made of high quality special steel "XE" for significantly longer tool lives as compared to HSS steels

Flachsenker - Beschichtung Icon

Modern tool coatings

TITAN-TEC coating

The TITAN-TEC coating by Karnasch increases surface hardness and tool life.

Flachsenker - Durchmesserbereich Icon

Diameter range

From Ø M2 to M12

Highest precision for perfect results due to narrow engineering tolerances. 

Flachsenker - Premium Qualität Icon

Product characteristics

Premium quality

Tools by Karnasch are manufactured with extraordinary diligence and undergo expansive verification processes for quality assurance. 


KARNASCH COATINGS

Tool coatings
for longer tool lives

Karnasch tool coatings - keeping cool even under extreme conditions

Karnasch high precision tools are available with heat-resistant high performance coatings for longer tool lives. The various coatings are adjusted to the materials that are to be processed.

Learn more


Tool coatings
for longer tool lives

Karnasch tool coatings in highest quality

Professionals rely on tool coatings! Achieve optimal results with the premium coatings by Karnasch. Each of our coatings is adjusted to the materials that are to be processed. Choose between ten special coatings: from droplet-free nanocrystalline diamond coating over BLACK-TEC, BLUE-TEC, BLUE-DUR and DURABLUE up to HXC-Nano3, Tcx3, NHC-7000, Kx, DMC-X2, TiN and TiN-GOLD.

Start your product inquiry

Our service team is looking forward to hearing from you.

Privacy policy *
Terms and conditions *