Dremel tool

I was excited Simon's RCLifeOn dremel tool https://www.thingiverse.com/thing:2159203
So I decided to make something like he did.

https://www.youtube.com/watch?v=PURqSQQ17WI

here is some parts for it:

3 m3 screws ~5mm
2 m2 screws ~4mm

385 mini DC motor 6-12v
https://www.aliexpress.com/item/33055157719.html?spm=a2g0o.cart.0.0.632e3c00ymTfVj

Drill Chuck Collets Set:
https://www.aliexpress.com/item/32847044108.html?spm=a2g0s.9042311.0.0.274233edrpGlJY

PWM Motor Speed Controller Module https://www.aliexpress.com/item/33011636506.html?spm=a2g0s.9042311.0.0.274233edKD9l8y&dp=0c2798b73395b68e38d2ab84921dba00&dp=0c2798b73395b68e38d2ab84921dba00&af=886937&af=886937&cv=47843&cv=47843&afref=https%253A%252F%252Ftrade.aliexpress.com%252ForderList.htm&afref=https%253A%252F%252Ftrade.aliexpress.com%252ForderList.htm&mall_affr=pr3&mall_affr=pr3&aff_platform=aaf&cpt=1565605510453&sk=VnYZvQVf&aff_trace_key=2ef9a13c52314ef5a35249b51d548168-1565605510453-04029-VnYZvQVf&terminal_id=