There are 4 2048×2048 fully tillable maps:
1) Color map
2) Bump map
3) Specular map
4) Normal map
Also I include into this pack 3 single scale 258×514 maps with alpha channel:
1) Color scale
2) Bump scale
3) Specular scale
You can combine it in any way to make your one pattern.
Maps are in PNG format.
You can use it to make graphic design too.