how can i found out the brand of a blank dvd?

[Spongo]

but i cant find the tool that displays the disc data. help?

 

[KLin]

you can find it by posting in the right forum. kthxbye

 

[Viper GTS]

http://www.cdfreaks.com/software/60

Viper GTS

 

[Ikonomi]

Hold shift + ctrl when you click the disc info.