Trolley Needle Thread Controller

Needle Trolley Tzhread Controller
 
A thread controller and finger protector. I was first introduced to this 'thing' for silk ribbon embroidery - to manage the ribbon easily...now a standard for safely schooching in the gathers right before the sewing machine needle.....
 
Hear me tell you all about this neat gadget - click on the 2nd small image below the large one above for a quick video.