The term 'tool in a wood shop' can be summarized by two crossword solutions: LATHE (5 letters) and ADZE (4 letters). A LATHE is a machine tool used to shape wood, metal, or other materials by spinning them while cutting tools are applied to the material. An ADZE is an ancient tool used to shape wood by cutting and smoothing it with a curved blade set at right angles to the handle. Both of these tools are commonly used in woodworking shops.