Related Clues:

• Carpentry joint part
• Use acetylene
• Actress Tuesday
• Use a blowtorch
• Fuse with a torch
• Dovetail component
• Fuse metal together
• Join, in a way
• Part of a carpenter's joint
• Wood-joint part
• Fuse with heat
• Dovetailing piece
• Mortise fitter
• Put the metal to the metal
• Ironworker's union?