vibrating molding tool (get the bubbles out)

this is a nice little tool to getting out bubbles from liquid concrete in a mold by multiple vibrations

bigger tool II is out:
https://www.thingiverse.com/thing:4582664

https://youtu.be/VlDG8MYJ6hI
(you have to take the mold in the other hand, not on the table like on video. additional, the spinning of the motor is much faster and smoother as on video)

i`m using this parts:
https://www.aliexpress.com/item/32976914960.html
https://www.aliexpress.com/item/32562738532.html (VE1515M5)
https://www.aliexpress.com/item/32613470946.html
https://www.aliexpress.com/item/32966597068.html