Yescom Dual 2 in 1 SIM Card Cutter Tool Machine with Nano Micro Standard SIM Adapter SIM Pin for Mobile Phone This unit is used to cut the Standard SIM card into Micro SIM card Or Nano Sim card The card cutter and card adapter have very accurate dimension Easy to operate , simply insert the SIM card into the cutter and press down quickly Easy to use and ensures an accurate clean cut and no damage to your existing SIM Handle thousand times of cuts without any deformation