UNION MADE 17Mm Donut Button "2P27Um-Bg2"[Set of 6, 30]

These are custom-made for me in Japan and I love how he tells me the stuff so ill leave it here... Form: Top face is Flat / Open-top(Donut) / Size: 27 Ligne (about 17mm) "UNION MADE"The mark is often seen on vintage work wear.[Caution] This tack button is 2-prong system, So Exclusive tool(AP-3K) is required. 2-Prong tack button is an excellent button to be adopted in premium jeans.This vintage button is professional use. And we did a remodeling of the punched 2-holes. It is all original custom button.-- 2-Prong Advantage --Metal Collet tack buttons can be attached with either a 2-prong tack or a single prong tack. The Metal Collet button -- attached with a 2-prong fastener offers secure attachments -- prevents button rotation, and avoids button "pull through." Another special feature is its ability to be applied to a wide range of fabrics and foundation thicknesses with a high level of security. The 2-prong fastener can be removed and reapplied with minimal fabric damage. Other types