JGFinds 100 Pc Mixed Antiqued 2 Color Gears Wheels - Watch Findings, DIY Crafts, Jewelry Making, Steampunk Charms, 1cm-4cm 100 pieces - ALL METAL, not plastic like many others offer Many different sizes and shapes. Some small; some larger. A nice mix for any collection Sizes range from 1 cm to 4 cm (3/8 inches to 1 1/2 inches) Made of Zinc Alloy in a Bronze & Silver Tone - because color adds variety to your craft idea ACTUAL pictures taken from 2 different bags. Each bag is somewhat different.