The term 'Lumber Tool' refers to a variety of tools used in the lumber industry. The most common tools are the AXE (3 letters), ADZE (4 letters), ripsaw (6 letters), and SAW (3 letters). An AXE is a tool with a heavy metal head and a handle, used for chopping wood. An ADZE is a tool with a curved blade set at right angles to a handle, used for shaping and smoothing wood. A ripsaw is a SAW with a long, thin blade used for cutting wood along the grain. Finally, a SAW is a tool with a toothed blade used for cutting wood. All of these tools are essential for working with lumber.