Use the right tools for the right job. These steel pins are used to press the rivets onto the PCB after drilling. They are designed to optimize ink performance and ensure electrical connections between the top and bottom layers of the PCB. Scope of delivery: https://elecena.pl/product/20967232/1000289-voltera-v-one-riveting-tool-for-1-mm-rivets 2022-06-06 https://elecena.pl/product/20967232/1000289-voltera-v-one-riveting-tool-for-1-mm-rivets 2023-09-26