機器
angle
chips
circle
circular
closeup
cutting
cutting disc
diamond
disc
electric
end
factory
flammable
fly
fly out
grinding
home
incision
indoor
industry
iron
job
manufacture
master
mechanic
metal
part
piece
power
production
profile
protection
repair
rolled
rotate
round
safety
saw
shine
spark
splashing
steel
technical
technology
tool
tool cutting disc
wheel
work
workshop