An is not a physical wrench or screwdriver. It is a software application that communicates with the phone’s baseband processor (usually MediaTek MT6261, MT6572, or Spreadtrum SC6531) to write a valid IMEI number back into the NVRAM.
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How to use Infinity CM2 MTK to write IMEI to Mediatek devices china keypad mobile imei repair tool
For Spreadtrum phones, similar process using or Research Download . An is not a physical wrench or screwdriver
These tools are widely used by technicians for flashing and IMEI repair on China-made keypad devices. china keypad mobile imei repair tool