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90 Degree Countersinks

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90 Degree Blue-Tec Coated HSS-XE Countersink, Morse Taper Shank - 20.1795 Series (Karnasch)
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90 Degree Blue-Tec Coated HSS-XE Countersink, Morse Taper Shank - 20.1795 Series (Karnasch)

The Karnasch 22.1790 series 3 flute, 90 degree countersinks are made from HSS-XE with a Blue Tec coating for machining of Steel, Stainless Steel, HRSA's and Cast Iron. These have a self centering geom...

  • 90 degree countersink angle with morse taper shank
  • HSS-XE Substrate for considerably longer tool life vs HSS
  • Blue-tec coating increases tool life further, even in dry machining
  • For high precision machining of of Steel, Stainless Steel, Cast Iron & Non-Ferrous
  • 3 Flutes ground CBN geometry for excellent chip flow, zero vibration and self centring
Diameter (mm)20.5 - 80
Overall Length (mm)100 - 190

From £76.64 £63.87

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90 Degree Blue-Tec Coated HSS-XE Countersink Set, 3-Flat Shank - 20.1640 Series (Karnasch)
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ENGINEERS CHOICE
90 Degree Blue-Tec Coated HSS-XE Countersink Set, 3-Flat Shank - 20.1640 Series (Karnasch)

The Karnasch 20164 series 3 flute 90 degree countersink sets are made from HSS-XE with a BLUE-TEC coating and are excellent for general machining of Steel, Stainless Steel, HRSA's and Cast Iron. These...

  • 90 degree countersink set
  • HSS-XE Substrate for considerably longer tool life vs HSS
  • 3-flat shank to prevent slippage with high precision torque transmission
  • Blue-tec coating increases tool life further, even in dry machining
  • For high precision machining of of Steel, Stainless Steel, Cast Iron & Non-Ferrous
  • 3 Flutes ground CBN geometry for excellent chip flow, zero vibration and self centring

From £145.62 £121.35

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90 Degree 3 Flute Uncoated HSSE Countersink, Plain Shank - C1139 Series (YG-1)
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ENGINEERS CHOICE
90 Degree 3 Flute Uncoated HSSE Countersink, Plain Shank - C1139 Series (YG-1)

The YG-1 C1139 series 3 flute, uncoated, 120 degree countersink are for general machining of steel, stainless steel, cast iron and non-ferrous materials. These have a self centering geometry for debur...

  • HSS 8% Cobalt Substrate
  • General Machining of Steel, Stainless Steel, Cast Iron & Non-Ferrous
  • Self Centering
  • For Deburring, Chamfering and Countersinking
  • 90 degree Angle for Capscrew Countersinking
Diameter (mm)4.3 - 31
Overall Length (mm)40 - 71
Shank (mm)4 - 12

From £15.06 £12.55

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90 Degree Blue-Tec Coated Carbide High Precision Countersink, Plain Shank - 20.1755 Series (Karnasch)
90 Degree Blue-Tec Coated Carbide High Precision Countersink, Plain Shank - 20.1755 Series (Karnasch)

The Karnasch 22.1755 series 3 flute, high precision, 90 degree countersinks are made from solid micrograin carbide. They come with a blue-tec coating for excellent performance on Stainless Steel, HRSA...

  • 90 degree countersink angle
  • Solid carbide substrate for maximum tool life and performance
  • Blue-tec coating increases tool life further, even in dry machining
  • For high precision machining of of Steel, Stainless Steel, Cast Iron & Non-Ferrous
  • 3 Flutes ground CBN geometry for excellent chip flow, zero vibration and self centring
Diameter (mm)6.3 - 31
Overall Length (mm)45 - 72
Shank (mm)5 - 12

From £86.02 £71.68

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90 Degree Blue-Tec Coated Carbide High Precision Countersink, Plain Shank - 40.3045 Series (Karnasch)
90 Degree Blue-Tec Coated Carbide High Precision Countersink, Plain Shank - 40.3045 Series (Karnasch)

The Karnasch 22.1755 series 4/5 flute, high precision, 90 degree countersinks are made from solid micrograin carbide. They come with a blue-tec coating for excellent performance on Stainless Steel, HR...

  • 90 degree countersink angle
  • Solid carbide substrate for maximum tool life and performance
  • Blue-tec coating increases tool life further, even in dry machining
  • For high precision machining of of Steel, Stainless Steel, Cast Iron & Non-Ferrous
  • Ground CBN geometry for excellent chip flow, zero vibration and self centring
Diameter (mm)10.4 - 31
Overall Length (mm)50 - 72
Shank (mm)8 - 12

From £108.13 £90.11

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90 Degree Blue-Tec Coated HSS-PM (Powder Metal) Countersink, 3-Flat Shank - 20.1750 Series (Karnasch)
90 Degree Blue-Tec Coated HSS-PM (Powder Metal) Countersink, 3-Flat Shank - 20.1750 Series (Karnasch)

The Karnasch 22.1755 series 3 flute, high precision, 90 degree countersinks are made from powder metal. The blue tec coating combined with the HSS-PM substrate makes them ideal for Stainless Steel. Th...

  • 90 degree countersink angle
  • HSS-PM substrate for considerably longer tool life vs HSS-XE and no chipping like carbide
  • 3-flat shank to prevent slippage with high precision torque transmission
  • Blue-tec coating increases tool life further, even in dry machining
  • For high precision machining of of Steel, Stainless Steel, Cast Iron & Non-Ferrous
  • 3 Flutes ground CBN geometry for excellent chip flow, zero vibration and self centring
Diameter (mm)6.3 - 31
Overall Length (mm)45 - 71
Shank (mm)5 - 12

From £50.87 £42.39

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90 Degree Blue-Tec Coated HSS-XE 3 Flute Rapid-Cut Countersink, 3-Flat Shank - 20.1765 Series (Karnasch)
90 Degree Blue-Tec Coated HSS-XE 3 Flute Rapid-Cut Countersink, 3-Flat Shank - 20.1765 Series (Karnasch)

The Karnasch 22.1765 series 3 flute, high precision, 90 degree countersinks have a rapid cut geometry and are made from HSS-XE. The Rapid Cut geometry is specially developed for automatic and quick fe...

  • 90 degree countersink angle with high feed geometry
  • Up to 30% faster than conventional countersinks with 40% more tool life
  • HSS-XE Substrate for considerably longer tool life vs HSS
  • 3-flat shank to prevent slippage with high precision torque transmission
  • Blue-tec coating increases tool life further, even in dry machining
  • For high precision machining of of Steel, Stainless Steel, Cast Iron & Non-Ferrous
  • 3 Flutes ground CBN geometry for excellent chip flow, zero vibration and self centring
Diameter (mm)6.3 - 31
Overall Length (mm)45 - 71
Shank (mm)5 - 12

From £33.91 £28.26

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90 Degree Uncoated HSS-XE Long Shank Countersink, 3-Flat Shank - 20.1720 Series (Karnasch)
90 Degree Uncoated HSS-XE Long Shank Countersink, 3-Flat Shank - 20.1720 Series (Karnasch)

The Karnasch 22.1720 series 3 flute, long shank, 90 degree countersinks are made from HSS-XE and are suitable for general machining of Steel, Non Ferrous and Cast Iron. These have a self centering geo...

  • 90 degree countersink angle with long shank
  • HSS-XE Substrate for considerably longer tool life vs HSS
  • 3-flat shank to prevent slippage with high precision torque transmission
  • For high precision machining of of Steel, Stainless Steel, Cast Iron & Non-Ferrous
  • 3 Flutes ground CBN geometry for excellent chip flow, zero vibration and self centring
Diameter (mm)6.3 - 20.5
Overall Length (mm)85 - 115
Shank (mm)5 - 10

From £27.28 £22.73

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90 Degree Blue-Tec Coated HSS-XE Extra Long Shank Countersink, 3-Flat Shank - 20.1775 Series (Karnasch)
90 Degree Blue-Tec Coated HSS-XE Extra Long Shank Countersink, 3-Flat Shank - 20.1775 Series (Karnasch)

The Karnasch 22.1775 series 3 flute, long shank, 90 degree countersinks are made from HSS-XE with a Blue Tec coating for machining of Steel, Stainless Steel, HRSA's and Cast Iron. These have a self ce...

  • 90 degree countersink angle with extra long shank
  • HSS-XE Substrate for considerably longer tool life vs HSS
  • 3-flat shank to prevent slippage with high precision torque transmission
  • Blue-tec coating increases tool life further, even in dry machining
  • For high precision machining of of Steel, Stainless Steel, Cast Iron & Non-Ferrous
  • 3 Flutes ground CBN geometry for excellent chip flow, zero vibration and self centring
Diameter (mm)6.3 - 20.5
Overall Length (mm)85 - 115
Shank (mm)5 - 10

From £55.92 £46.60

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90 Degree Uncoated HSS-XE Countersink, Morse Taper Shank - 20.1790 Series (Karnasch)
90 Degree Uncoated HSS-XE Countersink, Morse Taper Shank - 20.1790 Series (Karnasch)

The Karnasch 22.1720 series 3 flute, 90 degree countersinks are made from HSS-XE and are suitable for general machining of Steel, Non Ferrous and Cast Iron. These have a self centering geometry and a ...

  • 90 degree countersink angle with morse taper shank
  • HSS-XE Substrate for considerably longer tool life vs HSS
  • For high precision machining of of Steel, Stainless Steel, Cast Iron & Non-Ferrous
  • 3 Flutes ground CBN geometry for excellent chip flow, zero vibration and self centring
Diameter (mm)20.5 - 80
Overall Length (mm)100 - 190

From £59.65 £49.71

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90 Degree Single Flute Uncoated HSSE Countersink Chamfering Tool, Plain Shank - C1119 Series (YG-1)
90 Degree Single Flute Uncoated HSSE Countersink Chamfering Tool, Plain Shank - C1119 Series (YG-1)

The YG-1 C1119 series, 90 degree chamfer tool countersink are for sheet materials, wood or hard plastics. These HSS 8% cobalt countersinks are easy to resharpen and work without vibration....

  • HSS 8% Cobalt Substrate
  • For Wood and Hard Plastics
  • Can Drill in Sheet Materials
  • Works Without Vibration
Diameter (mm)10 - 50
Overall Length (mm)45 - 130
Shank (mm)6 - 16

From £16.69 £13.91

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90 Degree Uncoated HSSE Countersink Deburring Tool With Hole, Plain Shank - C1109 Series (YG-1)
90 Degree Uncoated HSSE Countersink Deburring Tool With Hole, Plain Shank - C1109 Series (YG-1)

The YG-1 C1109 series, 90 degree deburring tool countersink are for light metals and plastics. These HSS 8% cobalt countersinks are ideal for deburring and creating small chamfers with excellent surfa...

  • HSS 8% Cobalt Substrate
  • For Light Metals and Plastics
  • For Deburring & Small Chamfers
  • Best Surface Finish With No Vibration
Diameter (mm)10 - 50
Overall Length (mm)45 - 130
Shank (mm)6 - 16

From £12.18 £10.15

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90 Degree Uncoated HSS-XE Countersink Set, 3-Flat Shank - 20.1640 Series (Karnasch)
90 Degree Uncoated HSS-XE Countersink Set, 3-Flat Shank - 20.1640 Series (Karnasch)

The Karnasch 20164 series 3 flute 90 degree countersink sets are made from HSS-XE and are suitable for general machining of Steel, Non Ferrous and Cast Iron. These have a self centering geometry for l...

  • 90 degree countersink set
  • HSS-XE Substrate for considerably longer tool life vs HSS
  • 3-flat shank to prevent slippage with high precision torque transmission
  • For high precision machining of of Steel, Stainless Steel, Cast Iron & Non-Ferrous
  • 3 Flutes ground CBN geometry for excellent chip flow, zero vibration and self centring

From £95.21 £79.34

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90 Degree Coated HSS 3 Flute Countersink Set, 3-Flat Shank - 30662 Series (Beck)
90 Degree Coated HSS 3 Flute Countersink Set, 3-Flat Shank - 30662 Series (Beck)

The Beck 30662 series 3 Flute 90 degree countersink set is made from HSS and is excellent for general machining of Steel, Stainless Steel, Exotics and Cast Iron. The Countersinks in this set have extr...

  • 90 degree countersink set
  • Extremely uneven spacing prevents chatter.
  • Exceptional surface finish.
  • Cutting forces reduced by up to 50%.
  • Special coating for longer tool life, even at higher speeds
  • 3-flat shank to prevent slippage with high precision torque transmission
  • Excellent on steels, stainless steel, cast iron and exotics.

From £228.40 £190.33

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90 Degree Coated HSS 3 Flute Countersink, 3-Flat Shank - 30662 Series (Beck)
90 Degree Coated HSS 3 Flute Countersink, 3-Flat Shank - 30662 Series (Beck)

The Beck 30662 series countersink leaves an exceptional surface finish and reduces cutting forces by up to 50%. Excellent on steel, stainless steel, cast iron and exotics. The extremely uneven spacing...

  • 90 degree countersink angle
  • Extremely uneven spacing prevents chatter.
  • Exceptional surface finish.
  • Cutting forces reduced by up to 50%.
  • Special coating for longer tool life, even at higher speeds
  • 3-flat shank to prevent slippage with high precision torque transmission
  • Excellent on steels, stainless steel, cast iron and exotics.
Diameter (mm)4.3 - 31
Overall Length (mm)40 - 71
Shank (mm)4 - 12

From £28.32 £23.60

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90 Degree Extra Long 3 Flute Uncoated HSS Countersink, Plain Shank (Atorn)
90 Degree Extra Long 3 Flute Uncoated HSS Countersink, Plain Shank (Atorn)

The Atorn 3 flute, high precision, 90° countersinks are uncoated HSS general purpose countersinks. This ground extra-long triple-edged countersink is used for producing deep-set 90° counterbores up ...

  • General purpose countersinks
  • Uncoated HSS
  • For producing deep-set 90 degree counterbores up to 1000 N/mm²
  • Profile-ground extra-long triple-edge countersink
  • Radial relief ensures optimum chip breaking
  • Deep-set countersinks are made easy for the user

From £53.15 £44.29

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90 Degree 3 Flute Solid Carbide Countersinks (Orion)
90 Degree 3 Flute Solid Carbide Countersinks (Orion)

The Orion 3 flute, high precision, 90 Degree countersinks are precision ground with a 10mm plus Solid Carbide head with a HSS shank. The tool is used forproducing 90 Degree counterbores up to 1300 N/m...

  • Precision ground
  • 6-8.3mm solid carbide
  • 10mm+ solid carbide head with HSS shank
  • For producing 90 Degree counterbores up to 1300 N/mm
  • profile-ground three-edge countersink with straight cutting edge
  • precision grinding for high dimensional accuracy requirements
  • Solid carbide cutting material for high service life requirements
Diameter (mm)6 - 16.5
Shank (mm)6 - 10

From £30.78 £25.65

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90 Degree 3 Flute HSS Uncoated Countersink Sets (Atorn)
90 Degree 3 Flute HSS Uncoated Countersink Sets (Atorn)

This Orion 90 degree countersink set is made from HSS and is Uncoated. It's suitable for general purpose machining of steel, stainless steel, cast iron and non-ferrous materials. Counterbores can be p...

  • For producing 90 degree countersinks up to 1000 N/mm
  • profile-ground triple-edge countersink with radial relief
  • General purpose countersinks

From £61.32 £51.10

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90 Degree 3 Flute HSS TiN Coated Countersink Sets (Atorn)
90 Degree 3 Flute HSS TiN Coated Countersink Sets (Atorn)

This Orion 90 degree countersink set is made from HSS and features a TiAlN coating. It's suitable for general purpose machining of steel, stainless steel, cast iron and non-ferrous materials. Counterb...

  • For producing 90 degree degree countersinks up to 1000 N/mm².
  • profile-ground triple-edge countersink with radial relief
  • General purpose countersinks
  • TiN coated for longer tool life

From £126.44 £105.37

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17pc 90 Degree 3 Flute Uncoated HSS Countersink Mega Sets, 4.3-25mm, Plain Shank (Atorn)
17pc 90 Degree 3 Flute Uncoated HSS Countersink Mega Sets, 4.3-25mm, Plain Shank (Atorn)

The 3 flute HSS 90° countersink mega set from Atorn is part of cutwel's wide range of general purpose countersinks. The tool is used to produce 90° counterbores up to 1000 N/mm²....

  • For producing 90 degree counterbores up to 1000 N/mm
  • Uncoated HSS
  • General purpose countersinks
  • 17pcs
Diameter (mm)20.5 - 31
Shank (mm)10 - 12

From £291.26 £242.72

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90 Degree HSS-XE Blue-tec Anti-Vibration Countersink with Weldon Shank Shank for Mag Drills (Karnasch)
90 Degree HSS-XE Blue-tec Anti-Vibration Countersink with Weldon Shank Shank for Mag Drills (Karnasch)

Karnasch Countersinks are engineered to deliver exceptional precision and performance in all your deburring, chamfering, and countersinking operations. This precision 90° countersink is suitable for ...

  • Material: HSS-XE (high alloyed cobalt high-speed steel, 68 HRC)
  • Coating: BLUE-TEC (enhances durability with minimal cooling for dry cutting)
  • Superior centering for precise holes
  • CBN wheel-ground for sharper and smoother performance compared to milled countersinks
Diameter (mm)25 - 55
Overall Length (mm)45 - 60

From £72.95 £60.79

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90 Degree HSS-XE Anti-Vibration Countersink with Weldon Shank Shank for Mag Drills (Karnasch)
90 Degree HSS-XE Anti-Vibration Countersink with Weldon Shank Shank for Mag Drills (Karnasch)

Karnasch Countersinks are engineered to deliver exceptional precision and performance in all your deburring, chamfering, and countersinking operations. This precision 90° countersink is suitable for ...

  • Made from HSS-XE special steel for extended durability
  • Suitable for tough materials like steel , stainless steel, gray cast iron, Hardox 400, Hardox 450
  • Polished flute and cutting edge for quiet, high-performance cutting and chip removal
  • Optimized geometry for high-speed automatic feed
Diameter (mm)25 - 55
Overall Length (mm)45 - 60

From £54.01 £45.01

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6pc 90 Degree HSS-XE Uncoated Anti-Vibration Countersink Set, 6 with Hex / Impact Style Shank (Karnasch)
6pc 90 Degree HSS-XE Uncoated Anti-Vibration Countersink Set, 6 with Hex / Impact Style Shank (Karnasch)

Karnasch Countersinks are engineered to deliver exceptional precision and performance in all your deburring, chamfering, and countersinking operations. A premium set of six high-performance countersin...

  • Reducing vibration contributes to high-quality results.
  • The transmission of torque and the absence of slippage in the drill chuck result in high cutting performance.
  • Reduction of axial force by 50% and radial force by 25%.
  • Minimize cutting force to increase tool life.
  • Reduce the load on equipment to increase service life.
  • Optimum chip movement during relief grinding.
Shank (mm)6.35 - 6.35

From £103.24 £86.03

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90 Degree HSS-XE Anti-Vibration Countersink with Hex / Impact Style Shank - Long Length (Karnasch)
90 Degree HSS-XE Anti-Vibration Countersink with Hex / Impact Style Shank - Long Length (Karnasch)

Karnasch Countersinks are engineered to deliver exceptional precision and performance in all your deburring, chamfering, and countersinking operations. This precision 90° countersink is suitable for ...

  • Made from high-quality alloyed HSS-XE high-speed steel for superior strength compared to standard high-speed steel
  • Features an uneven pitch, ideal for aerospace applications, reducing vibrations for high-quality surface finishes
  • Perfect for countersinking stainless steels (V2A / V4A), steels, cast iron, and non-ferrous metals
  • Ensures long service life across various materials
Diameter (mm)6.3 - 20.5
Overall Length (mm)38 - 48
Shank (mm)6.35 - 6.35

From £12.18 £10.15

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90 Degree HSS-XE Anti-Vibration Countersink with Hex / Impact Style Shank - Short Length (Karnasch)
90 Degree HSS-XE Anti-Vibration Countersink with Hex / Impact Style Shank - Short Length (Karnasch)

Karnasch Countersinks are engineered to deliver exceptional precision and performance in all your deburring, chamfering, and countersinking operations. This precision 90° countersink is suitable for ...

  • Made from premium HSS-XE high-speed steel for enhanced durability compared to standard high-speed steel
  • Features an uneven pitch, ideal for aerospace applications, reducing vibrations for superior surface finish
  • Versatile applications such as stainless steels (V2A / V4A), Cast iron and non-ferrous metals with extended service life nad various steels
Diameter (mm)6.3 - 20.5
Overall Length (mm)31 - 41
Shank (mm)6.35 - 6.35

From £12.11 £10.09

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