According to my experience, this wire is a complete waste of money. It gets tangled easily and constantly breaks during use. The only good thing is that it's cheap, but that's not worth the frustration. .
These tips fit the guns that come with Harbor Freight Titanium and Vulcan welders. Welders are supplied with feed rolls .023, .030 and .035. Harbor Freight does not sell .23 gauge wires and tips. These tips work well.