Coffee distribution tool WDT

Coffee distribution tool used to mix fresh ground coffee in portafilter before tamping a.k.a. WDT - Weiss Distribution Technique.

Screw cap can be printed scaled to 98% in X and Y for easier fit.

Buy 3 acupuncture needles 0.35mm (or something around this thickness), 50-70mm length, with 30-35mm handles (V2 is for 30mm handle - if longer just cut it). Sometimes also sold as "3D Printer Nozzle Cleaning Needles". Whatever.

V2: smaller and with a cap for needles