Let's see, half of 10" is 5", minus the arbor nut diameter gives 4 and change inches. I see a fail for a 10" saw, but I could be mistaken.
I guess if your baseboard is thin enough, should be ok, now that I think harder. Still no coffee, so a bit of a handicap right now
I'm seeing 4-1/4 to 4-1/2" depending on brand
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