Grinder

This is a grinder made for a certain type of....... flower.
It grinds perfectly every time and is especially good if you don't want to hold a metal one outside in the winter. The size of flakes it produces is most optimal for a "water cooling device," and papers.

You'll need
1x arduino nano: https://www.ebay.com/itm/5Pcs-USB-CH340G-Nano-V3-0-16M-5V-ATmega328P-Micro-Controller-Board-For-Arduino/222545056262?ssPageName=STRK%3AMEBIDX%3AIT&
_trksid=p2057872.m2749.l2649

2x m3 x 18 bolts w/ n