24 White Plated Bell Caps Great for Beading, Craft Projects, Craft Enthusiasts & Making Necklaces, Bracelets & Earrings. This is a new set of 24 white plated 4 prong swirl bell caps. Great for beading, craft projects, craft enthusiasts and making necklaces, bracelets, earrings and other jewelry. These will add flair to any clothing item or jewelry. Each bell cap measures approximately 9 mm (3/8").