Clasps- 100 Pieces 4x15mm- Barrel Screw Type Clasp- Perfect for Jewerly Making- With Ellami&reg; Retail Packaging (Silver) These barrel clasps are built-in safety screw Lock which are well made and highly durable and easy to screw together. These screw clasps are perfect for your homemade jewelry or repairing your existing jewelry or making necklaces, anklets, charm bracelets or any craft, fashion projects with ease. Each screw clasps measures approximately 4x15mm. They're the perfect size and each with an open ring on each end. These jewelry clasps fastens the ends of either a necklace or a bracelet together by screwing two pieces together that form a shape of a barrel. The color is Silver plated. They look nice, beautiful and shiny. This barrel clasps keep your bracelet looking brilliant. 100pcs screw clasps in one package. With Kare and Kind retail packaging.