Size: about 20~39 mm long, 3.5~5 mm thick, Inner Diameter: 13~31 mm, 28 pcs Premium Zinc Alloy Construction: Crafted from premium zinc alloy material with a stable finish, offering longevity and reliability in jewelry-making project O Ring & Trigger Clasps: With versatile designs including O rings and trigger clasps, this set offers multiple options for attaching pendants, charms, or other jewelry components Diverse Clasp Options: Featuring 28 pcs across 7 unique styles, including spring gate rings, o rings, circle clasps, carabiner clasps, and key ring clasps, offering endless possibilities for crafting necklaces, bracelets, keychains, and more Perfect for DIY Projects & Presents: A perfect tool for DIY enthusiasts, perfect as presents for friends who love crafting or designing their own jewelry pieces Size:

Spring Gate Rings: 35x5mm, inner diameter: 25mm, 4pcs;

Spring Gate Rings: 20x3.5mm, inner diameter: 13mm, 4pcs;

Spring Gate Rings: 27x4mm, inner diameter: 20mm, 4pcs;

Spring Gate Rings: 33x4mm, inner diameter: 26mm, 4pcs;

Spring Gate Rings: 30x4.2mm, inner diameter: 21mm, 4pcs;

Spring Gate Rings: 39x4mm, inner diameter: 31mm, 4pcs;

Spring Gate Rings: 25x4mm, inner diameter: 16.5mm, 4pcs.

Premium Zinc Alloy Construction: Crafted from premium zinc alloy material with a stable finish, offering longevity and reliability in jewelry-making project

O Ring & Trigger Clasps: With versatile designs including O rings and trigger clasps, this set offers multiple options for attaching pendants, charms, or other jewelry components

Diverse Clasp Options: Featuring 28 pcs across 7 unique styles, including spring gate rings, o rings, circle clasps, carabiner clasps, and key ring clasps, offering endless possibilities for crafting necklaces, bracelets, keychains, and more

Perfect for DIY Projects & Presents: A perfect tool for DIY enthusiasts, perfect as presents for friends who love crafting or designing their own jewelry pieces