The Nano SIM Cutter takes any regular or micro size and trims the excess off to provide you a precision cut nano SIM. It"s simple, you insert your SIM card with the contacts facing downwards, push the SIM card all the way in, and push down on the lever. The cutter will provide you with a perfectly cut nano SIM card every time! These Nano SIM Cutters are built from hi-quality stainless steel to ensure high precision cutting. Package Include HandHelditems(TM) universal Stylus pen features Soft foamy tip and a 3.5mm headphone jack insert so you never lose your stylus.