Helical Solutions Micro 100
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End Mills for Plastics - Finishers - Square Downcut - 3 Flute - Slow Helix

Photo is an illustration of an exemplary tool

End Mills for Plastics - Finishers - Square Downcut - 3 Flute (Slow Helix)

  • Ideal for deburring on back side of small holes and tight pockets
  • 3 left hand spiral, right hand cut flute design strengthens rigidity and improves wall finish
  • Slower helix (approx. 22°) ideal for overhung, less secure parts
  • Center cutting
  • Solid carbide
  • CNC ground in the USA   
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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.

  • Uncoated
D1 +.000" / -.002" L2 +.030" /-.000" D2 L1 3 FL PRICE
1/8 5/8 (5x) 1/8 2 880508 35.80
3/16 1 (5x) 3/16 3 880512 47.10
1/4 1-1/4 (5x) 1/4 3 880516 53.20
3/8 1-1/8 (3x) 3/8 3 878124 77.60
1/2 1-1/2 (3x) 1/2 4 878132 131.20

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, Harvey Tool has a team of technical experts available to assist you. Please contact us at 800-645-5609 or tech@harveytool.com.


Finishers Square Downcut - 3 Flute, Slow Helix

Finisher Slow Helix - 3x LOC

Finisher Slow Helix - 5x LOC


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