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If your basement columns are made out of reinforced concrete as I suppose, get a metal stud finder to be sure not to drill the steel and just go for it. Use a chemical bolt (see here: http://www.f...
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If your basement columns are made out of reinforced concrete as I suppose, get a metal stud finder to be sure not to drill the steel and just go for it. Use a chemical bolt (see here: http://www.f...