This one would work in a pinch on common law enforcement handcuff keys. Although you do need to mind the twist direction (if the cuffs are double locked or not) and be gentle.

Made a good friend really happy to get a personalized holder

Works great. Has become my goto clip

Perfect gift to friends and family

Works good, gives the poor scrub daddy a designated spot

Fun print, make friends and family go on a wild banana hunt. Just be prepared for the Revenge

Works great in a Glock

Works great!