All ferrets nails need a trim now and again, especially during the summer. Most sharp clippers could do but I'd always recommend a good quality pet nail trimmer, like has been said, the object is to snip, never crush.
On dark nails only take the tips off, because if you cant see the 'quick', the vein that runs down a nail and snip through, you are gonna cause pain and bleeding. In lighter animals you may see, the quick and your ok but always lend yourself to caution if you can't..!
One thing I always did with my ferrets housing is put a piece of flag (concrete flagstone) in, either in