Here ya go. I bought the 1.25" diameter to fit the Fein hose which is 1 3/8.
I don't know the answer to your question, but I have another useful hack.
I like to wrap my hoses in braided sleeving so they don't catch on stuff. This is what I use:
https://www.amazon.com/gp/product/B075QD5QG2/ref=ppx_yo_dt_b_asin_title_o06_s00?ie=UTF8&psc=1