The term 'SHAPER IN A SHOP' can be summarized as a job that involves using a LATHE. A LATHE is a machine tool used to shape materials such as metal or wood by spinning it at a high speed and cutting it with a sharp tool. The person performing this job is responsible for creating precise shapes and sizes of the material being worked on. This job requires a great deal of skill and precision, as even the slightest mistake can cause the material to be ruined.