The CCM eyelets are thin aluminum - putting the visor hardware in them and cranking them down will definitely take some paint off them and maybe dent/deform them a little if you make it tight. I wouldn't worry about it too much - especially if your skates aren't CCM.
colins
similarly, this is what i used and this essentially solved my lace bite problem. recommended from here a ways back.
http://www.greatsaves.org/skate_lace_extenders.html
i only actually use the 2 of the 3 eyelets.