When it comes to finding synonyms for the phrase "razor edges," there are a multitude of options to choose from. Some possible alternatives might include "sharp edges," "cutting edges," "keen edges," "serrated edges," or even "scalpel edges." All of these terms convey the same basic idea of edges that are extremely sharp and potentially dangerous or capable of causing harm if not handled with care. Whether you are describing a kitchen knife, a woodworking tool, or a piece of sharp metal, these synonyms can help you paint a vivid picture of the sharpness and precision of the object in question.