i just picked up this stainless steel coil on ebay. supposedly 1/4 inch. not sure if thats ID or OD. i see other listings for 5/16 ID and 5/15 OD by other sellers.
micromatic has the grommets/ferrules in 3 different sizes. 1/4", 5/16", and 3/8". Can i just get the 1/4" ones?