100 PCS/Pack Open Jump Ring for DIY Craft Jewelry Making, Open Loop 0.6x3.5mm, Open Loop 0.7x4mm, Open Loop 0.8x5mm, Open Loop 0.9x6mm, Open Loop 1.0x7mm, Open Loop 1.0x8mm, Open Loop 1.2x8mm, Open Loop 1.2x10mm, Flat-Cut Loop 0.5x3mm...

1. Premium Real Gold Plating: Made with a high-quality copper and coated via an advanced real gold electroplating process. Available in 14K Gold, 18K Gold, Platinum, Silver, Rose Gold and Champagne Gold with a brilliant, high-shine finish.
2. Ultra-Durable Color Retention: Features superior anti-oxidation and wear-resistant properties. Our premium plating locks in the color, making it significantly more long-lasting and fade-resistant than ordinary color-preserving rings.
3. Hypoallergenic & Eco-Friendly: Eco-friendly, nickel-free, and lead-free. It is highly skin-friendly and effectively prevents skin irritation or inflammation, making it safe for daily wear in mid-to-high-end jewelry.
4. Perfect Flat-Cut Design: These open jump rings feature a clean, flat-cut finish, ensuring they close tightly and seamlessly to securely hold your jewelry components without catching on clothes.
5. Versatile DIY Jewelry Findings: Essential connecting rings widely used for making or repairing earrings, necklaces, bracelets, and charms. Ideal for professional jewelry designers and DIY craft enthusiasts.

Specifications:
1. Product Name: Premium Real Gold Plated Open Jump Rings
2. Material: Copper
3. Plating Process: Real Gold Electroplating (Eco-Friendly & High-Bright)
4. Available Colors: 14K Gold, 18K Gold, Platinum (White Gold), Silver, Champagne Gold, Rose Gold
5. Craftsmanship: Exceptional anti-oxidation, high wear resistance, and ultra-durable color retention that lasts far longer than ordinary color-preserving plating.
6. Quality Standard: Eco-friendly, lead-free, nickel-free, and highly effective in preventing skin irritation/inflammation.
7. Usage: Specialized color-preserving connectors for earrings, necklaces, bracelets, and high-end DIY jewelry making.
8. Diameter: Size Format: Wire Diameter x Outer Diameter (0.5 x 3mm means wire thickness is 0.5mm and total ring diameter is 3mm.
9. Available Sizes: 0.5 x 3mm, 0.5 x 4mm, 0.6 x 3.5mm,0.7 x 4mm, 0.7 x 5mm, 0.7 x 6mm,0.8 x 5mm, 0.8 x 7mm,0.9 x 6mm,1.0 x 8mm,1.2 x 8mm, 1.2 x 10mm