Connect your top and bottom layers with Voltera rivets. The copper rivets provide you with a mechanical connection of both layers. This is a simple and effective solution to create a through-hole connection. For the optimal application, we also offer you the corresponding riveting tool. Specification: https://elecena.pl/product/21126461/1000285-voltera-v-one-rivets-1-mm 2022-07-01 https://elecena.pl/product/21126461/1000285-voltera-v-one-rivets-1-mm 2023-08-20