This purchase is for ONE 4gb USB Reader/Writer tool

These are Corona 4gb Nand R/W tools designed by Element18592 the owner of 

Purchase includes:

-ONE 4gb USB Tool

-One DuPont to 4gb pin header ribbon cable

-One bit of standard pin header

-One 4gb pin header

**Note:  Purchase of supplies from my shop does not entitle you to me personally supporting your install.  I'll try to help out with questions or issues as much as I can, but my personal support of your install is not guaranteed.  If you need help, check out for some guidance on the type of info I need and then use the "contact" page to reach out to me.


This product requires professional installation and should NOT be attempted by amateurs.

Due to the high possibility of user error the SD Tool is sold here with absolutely NO WARRANTY.

There are NO RETURNS ACCEPTED once the item has been touched by a soldering  iron.

Kynar/Wrapping wire: 

Quck suggestions 

Use Modshop's 4gb reading tool instead of Jrunner.  It seems to be less sensitive and succeeds sometimes when Jrunner fails. You can download it here:  

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4gb USB Tool by element18592

  • Product Code: 4gbusbtool
  • Availability: Out Of Stock
  • $19.99