Dremel Variable - Speed Multipro Rotary Tool 395 "flex shaft won 39" Questions

flex shaft attachment won't work Dremel 395 tool works fine but after attaching the flex shaft, it won't work (i.e., flex shaft won't spin) find the little square attachment and ...

...shaft. The flex coupling sits over the spline driver. Spline driver is about 1/4", hard plastic with grooves on the outside. Total shipping for orders under $ 5.00 is $ 2.50. Orders over $5.00 is $ ...