http://www.flickr.com/photos/designshard/sets/72157606438487539/ (http://www.flickr.com/photos/designshard/sets/72157606438487539/)
rar files:http://www.designshard.com/freebies/300-free-hi-res-grunge-textures-youve-never-seen-before/ (http://www.designshard.com/freebies/300-free-hi-res-grunge-textures-youve-never-seen-before/)
http://www.2textured.com/main.php (http://www.2textured.com/main.php)
some decent ones here....
Thanks bud! ;)