It is sad to say but by supplier for dowels is not making dowels for medical health reasons. Dowels on demand has made the best exotic dowels for me for 3 years now.
So I have been hunting for a new supplier. I found this site
and they have cool knobs for the ends
I will tell you how I like the needles
Here is a chart for sizing needles
This year I am ordering 1/4 in needles for the 1st grade