Micro-Carbide Tools for Deburring
Heule Precision Tools offers a catalog on its Micro Cofa series of front and back universal deburring tools. The tools are available in sizes ranging from 2 to 4.1 mm (0.080" to 0.161") and are capable of deburring front and back surfaces of through holes in a single pass. The catalog provides technical and programming information for the tools as well as instructions for blade installation and removal.
Running rotary milling cutters at the proper speeds and feeds is critical to obtaining long tool life and superior results, and a good place to start is with the manufacturer's recommendations. These formulas and tips provide useful guidelines.
The more common twist drill point geometries often are not the best for the job at hand. By choosing the best point for the material being drilled, it is possible to achieve better tool life, hole geometry, precision, and productivity.
Liquid coolant offers advantages unrelated to temperature. Forced air is the fluid of choice in this shop...but even so, conventional coolant can't be eliminated entirely.