This wire split ring is made from solid brass wire by Japanese craftsmen. It's made by bending instead of pressing.
Wire Split Ring
LazaraSuper Pack 10 Brass Flat Split Round Rings Key Ring Key
真鍮二重リング 直径30mm ダブルリング ブラス キーホルダー 10個
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平角押二重リング_接続間接金具_丸カン_真鍮製_日本製 MK PLUS+
handmade Solid brass simplicity Creative Question mark Japanese
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