art
axe
background
black
bubble
chisel
coal
concept
construction
design
dig
element
equipment
excavation
flat
graphic
hand
handle
hardware
heavy
icon
illustration
industrial
industry
iron
isolated
mattock
mine
miner
object
pick
pickax
pickaxe
punch
shovel
sign
silhouette
simple
soil
speech
steel
symbol
tool
web
work
yellow