FIELD: methods and devices for metal processing.
SUBSTANCE: tool comprises main body (20) held by welder, handle (21) connected to main body (20), electrode (3) connected to main body (20), control device (4) for moving consumable electrode (3) forward/backward relative to main body (20) and control unit. Control unit is connected to adjusting device (4) and is made with possibility to act on control device (4) to maintain substantially constant distance between electrode (3) and welding area.
EFFECT: invention relates to welding tool (2) and set for arc welding.
11 cl, 9 dwg
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