Missing Link

[Rivers rat]

Afternoon I am looking for a youtube video where a detectorist use a petrol trimmer engine in his back link to a trigger and a venturi system once a target has been detected(I think he is using a Fisher MD) he pull the trigger and engage the venturi system the finds and sand go through a hard mesh find pouch................ does anyone have the link of the video I wanted to share but I didn't save it..........


Thanks in advance


RR