Instant purchase OK ⭕️ Opened, but unused. Screw-type Rivets Head diameter: 3mm, 10 pieces 6mm, 10 pieces Suitable fabric thickness: 0.5~2mm (when compressed) Material: Head...Brass, Screw part...Iron Color: Antique brass (antique gold) Easy to install and holds securely. High-quality plating, beautifully finished even on the screw threads, allowing for secure fastening without slipping or jamming. Use for bag closures, bracelets, chokers, shoulder strap and belt length adjustments, etc. Screw fasteners, leathercraft, metal fittings, leather, craft parts