12mm Diameter End Mill 4 Flute HSS High Speed Steel 8% Cobalt TiAlN Coated

12mm Diameter End Mill 4 Flute HSS High Speed Steel 8% Cobalt TiAlN Coated
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Our Price:  £9.60
List Price:  £14.40
Saving Of:  £4.80 (33%)
(Exc. 20% VAT)(£11.52 Inc. VAT)

Model:  GS4-12120083
Brand:  APT Tools

Shipped Weight:  65 g

Availability:  

21 in stock, no more available  

21 in stock, no more available

APT Tools

Tools for Indexable Inserts


12mm Diameter End Mill 4 Flute HSS High Speed Steel 8% Cobalt TiAlN Coated.

12mm Shank Diameter, 26mm Flute Length, 83mm Overall Length.

Centre Cutting with Flatted Weldon Shank. These Milling Cutters, End Mills are Made using High Quality High M42 Speed Steel with TiAlN Coating.

Suitable for Carbon, Alloy and Tool Steel up to 40HRC. Can also be used on Aluminium and Copper Alloys but consider un-coated cutters for non-ferrous materials.

Dimensions for GS4-12120083 (mm)
Diameter Shank Dia Length Flute Length No of Flutes
12.0 12.0 83 26.0 4
Recommended Speeds and Feeds for Side Milling.
Plain Carbon Steel <500N/mm2 Carbon Steel, Alloy Steel 20HRC <800N/mm2 Alloy Steel, Tool Steel 30HRC <1000N/mm2 Alloy Steel, Tool Steel 40HRC <1300N/mm2 Aluminium & Aluminium Alloys
RPM 1250 Feed 310 mm/min RPM 1100 Feed 250 mm/min RPM 900 Feed 170 mm/min RPM 550 Feed 105 mm/min RPM 3500 Feed 800 mm/min
For slide milling, if depth of cut is more that 1.5D then reduce the recommended feed rate, start with 75% of the above values then increase to the above values to find the ideal parameters for your setup ideally the max run out should max <0.010mm with the maximum rigidity possible.

If the machine can't make the RPM then try the following Vf=fz*n*z (n=actual RPM of the machine)


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Customer Reviews
Average Rating (3 Reviews):  
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Milling Cutters
14 August 2024  |  Philip

These seem very good value for money and the service is very prompt. Thank you for the rapid delivery.

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HSS End Mills
28 June 2022  |  Phil

Easy to use website with a good choice of products at a fair price with an excellent delivery service. Only used the HSS 12mm end mill on mild steel but cuts well & looks as if it will last a long time.

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End Mill
28 December 2021  |  David

Ordering and paying for my End Mill was simple. The price was spot on.
The product arrived in good time. I am happy with the quality. The tool worked fine for my application.

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