As nouns the difference between hemmer and hemmel
is that hemmer is one who, or that which, hems while hemmel is a shed or hovel for cattle.
hemmer
English
Noun
(
en noun)
One who, or that which, hems.
A device, attached to a sewing machine, that turns over the edge of a fabric before stitching it down
A tool for turning over the edge of sheet metal to make a hem.