Carpenter's square and Set square

Carpenter's square noun - A steel square used by carpenters; larger than a try square.

Set square and carpenter's square are semantically related. In some cases you can replace phrase "Set square" with "Carpenter's square", this phrases are similar.

Set square noun - A try square with an adjustable sliding head.

Carpenter's square and set square are semantically related. Sometimes you can replace phrase "Carpenter's square" with "Set square", this phrases are similar.