An exchangeable forming component is configured for removable mounting relative to an interface block of a modular forming tool, with the interface block of the modular forming tool configured for removable mounting relative to a support structure to form a sheet metal component. The exchangeable forming component includes a component structure which is constructed using additive manufacturing, wherein the exchangeable forming component presents a first surface which provides an exchangeable forming surface shaped to form the sheet metal component, and a second surface configured to removably engage the support structure.