https://www.guysmagnets.com/neodymium-magnets-c11/guys-magnets-35-mm-x-25-mm-x-10-mm-neodymium-block-p317 2026-07-27 daily 0.4 https://www.guysmagnets.com/neodymium-magnets-c11/guys-magnets-40-mm-x-20-mm-x-10-mm-n42-neodymium-block-p1232 2026-10-08 daily 0.4