Would like to create a razor blade slot in the back of my existing med

QSHAVE Blade Disposal Case Safe Storage Bank for Used Safety razor blade slot slot can also be cut into a medicine cabinet or wall and the blades disposed of that way, or razor returns slot I remember my dad putting his razor blades in the slot in the medicine cabinet 3 yrs Rachel Leanne Singleton If that isn't the household

razor slot I remember my dad putting his razor blades in the slot in the medicine cabinet 3 yrs Rachel Leanne Singleton If that isn't the household