Thank you for viewing. Brass 9-pin (eye pin) Length: Approximately 24mm Wire diameter: 0.7mm (21G) Eye (round hole): Approximately 2mm Approximately 600 pieces per plastic case. I purchased these in bulk for handmade projects, but I am selling them due to a change in materials. ■ Contents Unopened: Approximately 600 pieces per case × 5 cases (approximately 3000 pieces total) Opened: Approximately 540 pieces (bonus) Total: Approximately 3540 pieces, a large-volume set. *Please note that the bonus items are opened, so please understand that there may be some slight variations in quantity and condition. Since there are 5 unopened cases, this is also recommended for those using them for business purposes. ■ Features Made of brass, so it has a solid hardness. Suitable for making earrings, charms, etc. Stronger and more durable than alloy pins. ■ Notes *Unopened cases are in near-new condition, but there may be some scratches on the exterior. *The 540 opened pieces are considered a bonus. ■ Shipping Wrapped in bubble wrap and packaged in an A5-sized box. Shipped via Rakuraku Mercari Delivery (anonymous shipping).