Wii Flash Toolz 0.3

Wii FlashToolz is a Windows program that reads/writes boot blocks and Bootmii keys to and from a Wii backup (nand.bin) file. This program is currently capable of detecting all boot1 and boot2 versions, boot2 Bootmii compatibility, factory bad blocks, hmac-key, and nand-key. This is a must have tool for anyone needing to flash their Wii or use Betwiin to convert a NAND.

release source - http://www.hacksden.com/showthread.php/932-Wii-FlashToolz-v0.3-NAND-Flashing-Tool-For-Windows