Thank you for your request, this is a combined purchase item. Please purchase by 23:59 on December 22, 2025. ■ Product Contents ・Brass washer, unplated, 1 set of 20 pieces, made in Japan, new and unused 【New, Unused】 ・In stock! Same-day shipping Brass washer, unplated, 1 set of 20 pieces, new 【New, Unused】 Currently, there is only one set in stock. The additional set will be ordered after purchase. Please be aware that in the case of combined transactions, the items will be shipped as soon as they are all available. The sooner you complete the purchase process, the faster the subsequent administrative procedures can be completed. Thank you.