Miniature tool edge geometries may not be visible to the naked eye, but they’re critical for machining quality and consistency. Diameters available in every increment of .001.

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Miniature Tool Tips and Tricks

Micromachining with miniature carbide end mills? Here’s what you need to know to do the job right… click here.


RobbJack Micro Cutting Tools

Our value-added manufacturing optimizes your machining performance. Click here and use our tool search to find your next micro tooling solution!

RobbJack Miniature Carbide End Mills

The RobbJack difference:

  • Cutting diameters starting at 0.005″
  • Tolerances in microns, smaller than a human hair
  • Hand-select diameters to nearest 0.0002″
  • Primary relief angles maximize quality outcomes
  • PVD coating for certain applications

RobbJack Micro Solution

High speed solid carbide miniature tool in action! 1/8″ diameter, 25000 RPM, brass material.


Miniatures Guide

Download RobbJack’s current Miniatures Guide here.

Miniature Carbide End Mill Applications


Speeds and Feeds

For Best Results, Use RobbJack’s Speed and Feed Calculator! Click here.rjsf_square