Espresso aerator

Espresso aerator with a pretty magnetic base!Hardware needed:9 Acupuncture needles: i used 40mm long needles, with a 1.5mmx30mm long shank (total needle length of 70mm)2 magnets: 6mm x 3mm round Neodymium MagnetsCounterweights: I used 5 pcs of 1 Nok coins glued in, but anything metal or other high mass object that fits in a 21 x 3,6mm hole would fit. (washers are a great low cost item you probably have at hand).How to print and assemble:The "Needle holder" is printed wit hthe 9 needle holes towa