Material:tZinc AlloySize:t01: 20X7mm,hole is 5mm 02: 14X7mm,hole is 5mm 03: 10X5mm,hole is 3mmCondition:t100% Brand NewQuantity:t20 pcs/lotColor:tSilverConversion: t1mm=0.0394 inch, 1 inch=25.4mmUse For:tBracelets Jewelry Making