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CopperHeads® Weldheads

GTAW CopperHeads Weldheads

As our most cost effective and rugged in-place orbital weldhead, the CopperHead series is an ideal cost saver for sanitary and high pressure tube systems.

All CopperHeads are Water Cooled with fingertip controls in the weldhead handle and come ready to plug into the CobraTig® 150 SM and Advanced Color Logic® power sources. See Cobra® Coolant for more information.


  • Perfect for sanitary and high pressure tube & pipe jobs.
  • Weld fitting collets, mandrels & special tooling available.
  • CopperHead offers versatility and high-output production rates.
  • CopperHeads are Water Cooled, narrow profile ideal for awkward welds with limited access.

Picture of MK Products CopperHeads® Weldheads

Model Number and Line Power

Model # Diameter Range Cooling requirements
5001 I 1/8” ~ 1” O.D. Yes
5002 II 1/4”~ 2” O.D. Yes
5003 III 1/2” ~ 3” O.D. Yes

Popular Accessories

  • CopperHeads I-III Benchmount Kit
  • Extension Cables Available: 25 ft (7.6m) – (P/N 005-0635)

    50 ft (15.2m) – (P/N 005-0635-50)