two-by-four

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two-by-four

A piece of timber, nominally 2 in.(5 cm) thick by 4 in. (10 cm) wide, but actually 1? in. by 3? in. (4.13 cm by 9.21 cm).
References in periodicals archive ?
Some producers like Thunder Bay's Buchanan Forest Products have invested in MSR (Machine Stress Rating) machines to test their two-by-fours for strength capabilities and sell them to truss and joist manufacturers at a much higher value.
"Rather than ship down two-by-fours to framers in the United States, send down the entire panel using Ontario two-by-fours, perhaps exterior panels of Ontario-made oriented strandboard," he says.