A clip is used to load the magazine
(and do you mean case or bullet?)
If the body of both casings is of the same diameter, it should work as is.
Otherwise the lips of the magazine may be tweaked. But tweaking can also make the magazines useless. Be careful.
"A well regulated Militia, being necessary to the security of a free State, the right of the people to keep and bear Arms, shall not be infringed."
Life Member NRA
Life Member NAHC
Former President of the ECPT (Eifel Combat Pistol Team)