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12.4mm 90 Degree Blue-Tec Coated HSS-XE 3 Flute Rapid-Cut Countersink, 3-Flat Shank - 20.1765 Series (Karnasch)

Cutwel Sku
201765040

12.4mm 90 Degree Blue-Tec Coated HSS-XE 3 Flute Rapid-Cut Countersink, 3-Flat Shank - 20.1765 Series (Karnasch)

Cutwel Sku
201765040

Key Features

available 90 degree countersink angle with high feed geometry
available Up to 30% faster than conventional countersinks with 40% more tool life
available HSS-XE Substrate for considerably longer tool life vs HSS
Read More
P
Steel
M
Stainless Steel
K
Cast Iron
N
Non-Ferrous
Diameter (mm)12.4
Overall Length (mm)56
Shank (mm)8
green Available for Delivery within 7-10 Days *
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*Estimated lead time, subject to availability. Based on number of working days.

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01924 869660 Mon - Thurs 8am - 6pm Fri 8am - 5:30pm

Specification

Category Hole Making
Sub Category Countersinks
Diameter (mm) 12.4
Shank (mm) 8
Diameter Range (mm) 2.8-12.4
Overall Length (mm) 56
Substrate HSS
Surface Treatment Coated (PVD/CVD)
Shank Type 3-Flat
Applicable Materials Steel, Stainless Steel, Cast Iron, Non-Ferrous
Performance 4
Coating Description Blue-Tec Coating
Substrate Description HSS-XE (High Speed Steel With Cobalt)
Self Centring Yes
Type Rapid Cut High Precision Countersink
Angle 90°
Brand Karnasch
Part Numbers
  • Cutwel Part Number 201765040

Description

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 feeds, up to 30% fasterand up to 40% more tool life than conventional countersinks. The blue tec coating makes them ideal for Stainless Steel & Cast Iron. These come supplied with 3 flats on the shank to prevent the tool slipping in a drill chuck.

Features & Benefits

  • 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

What time are we open?

We are open Monday to Friday and able to dispatch orders between 8am and 5:45pm Monday to Thursday, and up to 5pm on Friday.

What delivery services do we offer?

To mainland UK we offer FREE UK next day delivery on all standard orders above £59 (ex vat), and £79 (ex vat) on all orders including any liquids.*

Alternatively, we offer a FREE Click and Collect service from our distribution centre in Cleckheaton, West Yorkshire. Click here for the full address.

For standard orders under £59 (ex vat), we offer the following:

  • 1st class post - £2.49
  • DPD Standard Next Day Delivery - £6.50
  • DPD Next Day Pre-12pm - £9.50 or (£5.00 on orders over £59 (ex VAT))
  • DPD Next Day Pre-10.30am - £17.00

For orders containing liquids under £79 (ex vat),  standard UK Mail Next Day Delivery is £8.00 and UK Mail Next Day Pre-12pm Delivery is £13.00.

We also offer Saturday delivery for those that require it. If you order before 5pm on a Friday we offer a range of options which can be viewed here.

For a full breakdown of costs for all types of item and geographical locations including Scottish Highlands, Northern Ireland, Channel Islands & Republic of Ireland, click here.

How do I return an order/item?

Our returns policy is easier than ever. We understand that if an item isn’t correct, then it needs to be returned. If you are wanting to return anything supplied by Cutwel please see our returns page for full instructions.

*T’s & C’s and exclusions apply. Please see our delivery page for more information on all our services including those outside of mainland UK (Republic of Ireland, Northern Ireland, Scottish Highlands, Channel Islands etc).

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Code Diameter (mm) Shank (mm) Diameter Range (mm) Overall Length (mm) Stock Price
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Diameter (mm)
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Shank (mm)
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Diameter (mm): 6.3 Shank (mm): 5 Diameter Range (mm): 1.5-6.3 Overall Length (mm): 45
green In Stock for Next Day Delivery *
£28.02 £23.35
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Diameter (mm): 8.3 Shank (mm): 6 Diameter Range (mm): 2-8.3 Overall Length (mm): 50
green In Stock for Next Day Delivery *
£29.02 £24.18
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Diameter (mm): 10.4 Shank (mm): 6 Diameter Range (mm): 2.5-10.4 Overall Length (mm): 50
green In Stock for Next Day Delivery *
£30.85 £25.71
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Diameter (mm): 12.4 Shank (mm): 8 Diameter Range (mm): 2.8-12.4 Overall Length (mm): 56
green Available for Delivery within 7-10 Days *
£34.62 £28.85
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Diameter (mm): 15 Shank (mm): 10 Diameter Range (mm): 3.2-15 Overall Length (mm): 60
green In Stock for Next Day Delivery *
£40.31 £33.59
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Diameter (mm): 16.5 Shank (mm): 10 Diameter Range (mm): 3.2-16.5 Overall Length (mm): 60
green In Stock for Next Day Delivery *
£40.31 £33.59
minus plus
Diameter (mm): 19 Shank (mm): 10 Diameter Range (mm): 3.5-19 Overall Length (mm): 63
green In Stock for Next Day Delivery *
£44.14 £36.78
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Diameter (mm): 20.5 Shank (mm): 10 Diameter Range (mm): 3.5-20.5 Overall Length (mm): 63
green Available for Delivery within 7-10 Days *
£44.14 £36.78
minus plus
Diameter (mm): 23 Shank (mm): 10 Diameter Range (mm): 3.8-23 Overall Length (mm): 67
green Available for Delivery within 7-10 Days *
£53.90 £44.92
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Diameter (mm): 25 Shank (mm): 10 Diameter Range (mm): 3.8-25 Overall Length (mm): 67
green In Stock for Next Day Delivery *
£53.90 £44.92
minus plus
Diameter (mm): 31 Shank (mm): 12 Diameter Range (mm): 4.2-31 Overall Length (mm): 71
green In Stock for Next Day Delivery *
£68.65 £57.21
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*Geographical & product exclusions apply for next day delivery (calculated on checkout). Any other lead times shown are estimated and subject to availability.