Precision engineering focuses on producing bespoke components and machinery to strict specifications measured in microns. It is linked to manufacturing industries like automotive, aerospace, and defense. The European Society for Precision Engineering and Nanotechnology promotes new technologies in the field. The precision parts market is expected to grow over 10% annually due to sectors like healthcare that demand minimally invasive medical devices and components. 3D printing offers advantages for precision engineering by reducing errors and costs in producing miniature parts.