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.


Speeds and Feeds

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