JohnSL - Random Products | Dissolving a Broken Tap @JohnSL | Uploaded November 2021 | Updated October 2024, 12 minutes ago.
Using alum powder to dissolve a broken M1.4 tap from stainless steel. It only takes about 3 hours!

Here is a link to the Alum powder I used: amzn.to/3CffFBL

More details on successful tapping of this part: youtu.be/xfkI4yJAjJ0