abstract
aluminum
art
background
black
corrugated
diagonal
diamond
diamondplate
durable
floor
gray
grey
grid
grip
grunge
hard
heavy
industrial
industry
iron
ironworks
light
machines
metal
metallic
monochrome
old
pattern
plate
rough
rust
seamless
shadow
shaped
sheet
steel
stepping
strong
surface
texture
textured
tile
tough
wall