abstract
alloy
aluminum
array
backgrounds
bracing
chrome
circle
clothes
construction
design
durability
firmness
grating
gray
grid
heavy
hole
industry
iron
laundry
machine part
mesh
metal
metallic
pattern
plate
range
reflection
reinforcement
reinforcing
rib
rough
shiny
silver
solidity
steel
stiffener
stiffening
strength
strengthening
surface
textured
tire
titanium
toughness
washer