LuvTab Nano Sim Cutter for iPhone 5 (Micro Sim - Nano Sim) Cutter for both Nano Sim (iPhone 5 Compatible) Cards and Micro Sim Cards (iPhone 4 / 4s) This adaptor is the ideal solution for you to be able to use your existing sim card on the new iphone 5. It will cut a standard sim or a micro sim into nano size required for the iphone 5. The item is made of excellent quality stainless steel which ensures excellent precision.