DIY Naked Coffee Portafilter

Creating/making a naked portafilter is very simple using a hole saw. This how I made mine.

Tools used:
-50mm holesaw
-Drill
-Dremel and grinding stone or sand paper

Step 1: Step 1

Use hole saw to drill out bottom. 

Step 2: Warning

Watch out for the small shaving, cover your eyes, hands and don't breath it in.

Step 3: Step 2

Smooth and clean up using Dremel and grinding stone

Step 4: Step 3

Clean well before using

Step 5: Enjoy!