8 Free dirty brushes, patterns, vectors and psd files

Free Photoshop Grunge Brushes by FixThePhoto

FixThePhoto 31260

70 Texture Brushes

Photohacklovers 61058

80 Free Brushes

Anita 38648

24 Free Grunge Brushes

Rabbithelps 31231

Line Grunge Brush Set

Amanda Rockwell 12595

Grungy Simple Shapes

designfruit.com 104322

Grunge Brushpack

Dimits 82305

Free Grunge Textures

ShadyMedusa 106498