Finally! A way to secure your fancy (brooch) rhinestone to your project! Simply place your brooch stone in the top and secure it with the 4 prongs. Now you can have the sparkle and dazzle of the beautiful brooch items on your horse tack, belts, handbags, hats, etc..... This set holds Swarovski 4320 6 x 4 mm. These are rhodium plated brass settings with 1 hole for sewing.