62Pcs Heavy Duty Snap Fasteners 15mm Sets Press Studs Kit Poppers Buttons&Tool. 20 x Snap Fastener self-tapping screw stud. 20 x Snap Fastener sockets. 20 x Snap Fastener buttons. 3 Screw material is stainless steel, the cap is copper, plating protective layer, no rust, no deformation, easy to use.
eBay