a repairman
bead
discharge
factory
gas welding
industrial
iso
isometric
ltd
machinery co
mag welding
male
man
metal
mfg
mig welding
molten bonding
person
personal protective equipment
sheet metal
site
spark
spot
spot welding
torch
welding
welding machine
welding rods
welding torch
welding work
work
workers
yousetsu