Decorative antique brass center-crimp tubes with loop. Approximately 5x10mm overall, 2mm inner diameter. These findings are lead free and meet the EU Nickel Directive. Crimp tubes offer a secure and professional finish for many types of designs. Use one loop end with matching hook end. Will accommodate chain or cord up to 2mm. Crimp (flatten) only the center section of the tubes, leaving the ends intact. Overall dimensions include loops. Size and shape will vary +/- 10%.