Amazon.com: 500 Pcs Silver Tone Brooch Pin Backs Clasp 1.5 inch (38mm) Bar Pins Findings 3 Holes Safety Pins for Badge Insignia, Citation Bars, Making Corsage, Name Tags, Toy Pins and Jewelry
50pcs Iron Brooch Findings Back Bar Pins Bar Pins Brooch - Etsy
Amazon.com: 200 Pcs Gold Tone Brooch Pin Backs Clasp 1 Inch Bar Pins Findings 3 Holes Safety Pins for Badge Insignia, Citation Bars, Making Corsage, Name Tags, Toy Pins and Jewelry Making
6 X 40 Mm Antique Silver Safety Brooch Back Pin Findings - Etsy
The Beadful Life @ BeadFX: The Joy of Metal Clay - Brooch Findings
Amazon.com: 5 Small Horizontal Plated Brass Metal Brooch Converter Findings for Changing Brooches and Pins to Jewelry Pendants and Charms with Rubber Stoppers (Antique Bronze)