[header] How to choose nail trimmers for your cat [title] Consider the guillotine trimmer. [step] Guillotine trimmers are trimmers that have a circular hole that you place the nail through. This is called the stationary ring. 
When you squeeze the handle, a cutting blade appears from the bottom of the stationary ring and slides upwards to snip the nail. [title] Hold the clippers with the top side facing you.