loading

Can I use these bits?

I got these bits https://www.aliexpress.com/item/10pcs-3-175mm-1-8-0-8-3-0mm-Pcb-Drill-Bit-Tungsten-Steel-Engraving-Milling/32509294442.html?spm=2114.13010608.0.0.OLKqeB before starting this class. Will they be any useful? Thank you.


JON-A-TRON2 months ago

See my answer below: