Drill through anything (conductive) with Electrical Discharge Machining

Source for the arc generator: https://baxedm.com/
BaxEDM YouTube channel: https://www.youtube.com/channel/UCy4kgsAYxcraee8w5SfqXPA/videos

I used the Kflop, Kanalog, and Kstep from https://dynomotion.com/

OpenBuilds CNC machine: https://openbuildspartstore.com/openbuilds-sphinx-55-20-x-20/

EDM hollow drill rods: https://www.ebay.com/itm/EDM-WIRE-MACHINE-DRILL-0-60mm-1-CERAMIC-GUIDE-30-SINGLE-HOLE-BRASS-TUBES-EDM/161395647605

EDM drill head: https://www.aliexpress.com/item/EDM-Rotated-Head-for-Small-Hole-EDM-Drilling-Machine/32353532977.html

EDM drill head seals: https://www.aliexpress.com/item/Rubber-Seal-for-EDM-Small-Hole-Drilling-Machines/789294397.html

Airless paint sprayer: https://www.amazon.com/gp/product/B004Z2090U

Water filter: https://www.amazon.com/gp/product/B01CFOFZ08
Cartridges are cheap, similar to this: https://www.amazon.com/dp/B01FKNK69G/

https://www.patreon.com/AppliedScience