Harvey Tool
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3 Flute, Square - 40° Helix, Variable Pitch, Reduced Neck

End Mills for Aluminum Alloys & Non-Ferrous Materials

H40ALV-RN-3 | Carbide End Mills

This 3 flute, 40° helix end mill for aluminum has a variable pitch design that reduces chatter and harmonics, prolonging tool life and leaving a higher quality part finish. Its reduced neck design provides it with maximum strength in long reach and deep pocketing applications.

  • Unique "3 teeth-to-center" end geometry for ramping applications
  • Reduced neck provides maximum strength in long reach and deep pocketing applications
  • Wiper flat design leaves superior floor finish
  • Excellent performance in High Efficiency Milling (HEM)
  • Center cutting
  • h6 shank tolerance for high precision tool holders
  • Uncoated tool offers an excellent option for aluminum finishing applications
  • Zplus coating for maximum performance in aluminum and non-ferrous alloys
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Below are downloadable Simulation Files in DXF format (half-round line drawings) to accompany Harvey Tool products. Each file is specifically scaled to the geometry of the tool to help simulate running parameters and create tool paths. Like our speeds & feeds charts, these files will be continuously updated with the introduction of new products and new catalogs to assist operating the majority of our tools. Simulation files can also be accessed by searching for a specific tool number on the left-hand side of the website and then clicking on the Simulation table in the product table.
Please don’t hesitate to contact our tech team with any questions at 800-645-5609 or tech@harveytool.com.

To navigate between folders or download a file, DOUBLE CLICK on the folder or file.

Cutter Diameter Shank Diameter Length of Cut Overall Length LBS (Reach) Neck Diameter Flutes Uncoated Zplus coated Tool Description
D1 (h6) D2 (h6) L2 +.032" / -.000" L1 +.062" / -.062" L3
1/8 1/8 5/32 2-1/2 1/2 .118 3 46010 46011 H40ALV-RN-R-30125
1/8 5/32 3 3/4 .118 3 46020 46021 H40ALV-RN-M-30125
3/16 3/16 7/32 2-1/2 1/2 .178 3 46045 46046 H40ALV-RN-R-30187
3/16 7/32 3 3/4 .178 3 46060 46061 H40ALV-RN-M-30187
1/4 1/4 3/8 2-1/2 3/4 .237 3 46075 46076 H40ALV-RN-S-30250
1/4 3/8 3 1-1/8 .237 3 46095 46096 H40ALV-RN-R-30250
3/8 3/8 1/2 3 1-1/8 .356 3 46220 46221 H40ALV-RN-R-30375
3/8 1/2 4 2-1/8 .356 3 46245 46246 H40ALV-RN-M-30375
1/2 1/2 5/8 3 1-3/8 .475 3 46300 46301 H40ALV-RN-R-30500
1/2 5/8 4 2-1/4 .475 3 46330 46331 H40ALV-RN-M-30500
1/2 5/8 5 3-3/8 .475 3 46360 46361 H40ALV-RN-L-30500
1/2 5/8 6 4-1/4 .475 3 46390 46391 H40ALV-RN-X-30500
5/8 5/8 3/4 4 2-3/8 .593 3 46470 46471 H40ALV-RN-M-30625
5/8 3/4 6 3-3/8 .593 3 46495 46496 H40ALV-RN-L-30625
3/4 3/4 1 4 2 .712 3 46555 46556 H40ALV-RN-R-30750
3/4 1 6 3-3/8 .712 3 46590 46591 H40ALV-RN-M-30750
3/4 1 7 5 .712 3 46625 46626 H40ALV-RN-L-30750
1 1 1-1/4 5 2-5/8 .950 3 46695 46696 H40ALV-RN-R-31000
1 1-1/4 6 3-3/8 .950 3 46730 46731 H40ALV-RN-M-31000
1 1-1/4 7 4-3/8 .950 3 46765 46766 H40ALV-RN-L-31000
1 1-1/4 9 6 .950 3 46800 46801 H40ALV-RN-LX-31000
*.0003 max TIR

Speeds & Feeds


Below you will find downloadable and printer-friendly Speeds & Feeds for this product line. All posted Speed & Feed parameters are suggested starting values that may be increased given optimal setup conditions. If you can't find the information you're looking for, Helical has a team of technical experts available to assist you. Please contact us at 866-543-5422 or quotes@1helical.com.


3 Flute - 40° Variable Pitch - Reduced Neck

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