Karnasch premium twist drills with HSS cobalt + TiN coating

For a significant increase in tool life, even when dry machining

Karnasch Professional Tools presents HSS-Co cobalt + TiN coated twist drills. These high performance twist drills by Karnasch are the right choice for your application for fast, inexpensive and precise drilling. 

The special high performance geometry by Karnasch guarantees immediate self-centering, easier machining and maximum tool life - for best quality when drilling in steel < 1400 N, stainless steel > 900 N, gray cast iron, aluminum > 10% Si, copper, brass, tin, plastics and GRP/CRP.

Our HSS-Co cobalt + TiN coated twist drills are available in diameters from 2.5 mm, with drill depths from 50 mm.

1

Steel

2

Stainless steel >900N

3

Gray cast iron

4

Aluminum

5

Copper, brass and tin

6

Plastics GRP/CRP

Twist drills for machining of steel

  • From Ø 2.5 mm to 12 mm
  • Für threads M3 - M14
  • Shank holder applicable on hole cutting machine with Weldon adapter 19 mm
  • Cutting depth 50 mm

Twist drills for machining of stainless steel

  • From Ø 2.5 mm to 12 mm
  • For threads M3 - M14
  • Shank holder applicable on hole cutting machine with Weldon adapter 19 mm
  • Cutting depth 50 mm

Twist drills for machining of gray cast iron

  • From Ø 2.5 mm to 12 mm
  • For threads M3 - M14
  • Shank holder applicable on hole cutting machine with Weldon adapter 19 mm
  • Cutting depth 50 mm

Twist drills for machining of aluminum

  • From Ø 2.5 mm to 12 mm
  • For threads M3 - M14
  • Shank holder applicable on hole cutting machine with Weldon adapter 19 mm
  • Cutting depth 50 mm

Twist drills for machining of copper, brass and tin

  • From Ø 2.5 mm to 12 mm
  • For threads M3 - M14
  • Shank holder applicable on hole cutting machine with Weldon adapter 19 mm
  • Cutting depth 50 mm

Twist drills for machining of plastics

  • From Ø 2.5 mm to 12 mm
  • For threads M3 - M14
  • Shank holder applicable on hole cutting machine with Weldon adapter 19 mm
  • Cutting depth 50 mm

HSS-CO Cobalt + TiN coated twist drill product overview

Characteristics of HSS-Co cobalt + TiN coated twist drills
 
  1. Cobalt steel + TiN coating
  2. Considerably longer tool life,
    also when dry machining ( without/ little cooling) 
  3. Suitable for Weldon adapter 19 mm
Applications of HSS-Co cobalt + TiN coated twist drills
 
  1. Steel < 1400 N
  2. Stainless steel > 900 N
  3. Gray cast iron
  4. Aluminum > 10% Si
  5. Copper
  6. Brass
  7. Tin
  8. Plastics
  9. GRP/CRP

THE Karnasch TWIST DRILL TOOL PROGRAM IN DETAIL



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Optimal price-performance ratio

Best performance at fair prices

Tools by Karnasch are manufactured with extraordinary diligence and undergo expansive verification processes for quality assurance. The HSS-Co cobalt + TiN coated twist drills by Karnasch guarantee smooth, easy machining at fair prices.

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Longest tool lives due to

HSS cobalt steel +TiN coating

HSS cobalt steel + TiN coatings achieve significantly longer tool lives - even during dry machining, i.e. with little or no cooling.

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Diameter range

From 2.5 mm to 12 mm

Highest precision for perfect results due to narrow engineering tolerances.

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Modern coatings

Optimal heat protection 

Karnasch twist drills are processed with heat-resisting high performance coatings which are adjusted to the tool materials.

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