Well, if I had to guess on that I would say it’s the way it’s packaged, can see how much is left on a puck of nm because it’s not in a box like your cat6.
“ shoot low boys their riding shetland ponies”
I've always wondered the same thing.Now that Romex has skyrocketed in price, maybe the manufacturer can afford to print footage markers on the jacket....why is this a standard on cat6 but not nm?