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They passed three technicians going in the other direction, two of them wheeling an arc welder.

He was hired as an arc welder last week and has been doing the final welding in the Titan's exhaust tubes.

The plasma torch works on the same principle as an arc welder.

Magnetic amplifiers are still used in some arc welders.

A double-paned window looked out upon a pair of robotic arc welders, which now sat quietly, their job over.

Miriam asked, cutting off the arc welder and flipping up her face shield.

Those are metal bars that have been cut with an arc welder.

The main tool of the ornamental ironworker is an arc welder.

Yes, it is art, although thousands of arc welders across the land may be surprised to learn it.

While in rehabilitation, he learned to walk again and then to work with an arc welder.