A professional who trues coiled precision springs and tests springs for conformance to specifications. Respnsibilities include:

• Places set of springs over mandrel, places metal bar over springs, and pushes against bar to compress springs to specified length.
• Positions spring over template or between poles of electronic spring checker to detect variation from standard spring length.
• Places spring on flat surface, and measures squareness of end, using gauge.
• Inserts wedge between coils and taps wedge with mallet to even pitch between coils and adjust length of spring.