a razor cartridge including a housing , blades mounted on said housing , and a metallic retaining clip that wraps around the housing and retains the blades on the housing , the housing including fulcrum portions extending outward beyond adjacent surface portions on two sides of the fulcrum portions , the clips having end portions that have been bent over the fulcrum portions beyond the elastic limit of the clips , the housing also having wedge portions making interference fits with the ends of the retaining clips .