[Shop-talk] Harbor Freight flux core MIG welders

[David Hillman]

On Fri, 9 Oct 2015, Drew Rogge wrote:
> Does anyone have any experience with the small 90 amp Harbor Freight flux 
> core MIG welders? I'm thinking of getting one but I'm not sure if it's a 
> total waste of money. I have a Lincoln TIG but recently had some experience 
> with a MIG welder and found it pretty handy. Any idea how thick of metal can 
> be welded with the 90 amp unit?

    The rule of thumb is amps * .001", so .090" would be your approximate 
maximum thickness with that unit.  I wouldn't call it a total waste of 
money, but it'd have fairly limited utility for most.

--
  David Hillman