Simple Espresso WDT Tool - V3

*Work in progress*

Simple version of a WDT tool used to distribute espresso grounds prior to tamping.

Uses 3D printer nozzle cleaning needles with the following specs:
0.4mm needle diameter
1.5mm body diameter
30mm body length

With the needles fully seated in the handle, the distance between tines are:
4 needle configuration: 16.81mm
8 needle configuration: 9.1mm

Use your choice of appropriate glue to adhere the needles within the handle.