If they are functionally identical that would be good enough for me. Spark plugs are not torqued like a similar sized bolt or nut would be, you would not need the hardest metal in the universe to fight them out.
If they are functionally identical that would be good enough for me. Spark plugs are not torqued like a similar sized bolt or nut would be, you would not need the hardest metal in the universe to fight them out.

Funny story, I ordered a universal oil funnel (the spring loaded kind) and some shears from VIM's clearance section and received Matco branded tools.
[Edit] I apparently can't read and dsaabm already mentioned that.