Findings Mix in the plastic box, silver plated. Head /Eye Pins, Folding Crimp Ends, Bead Tips Knot Covers/Ribbon Ends/Twist Chain Extensions, Alloy Lobster Claw Clasps, Brass Chains and Earring Hooks. Sizes: Clasp: 10mm, 15 pcs and 12mm, 10 pcs Ribbon end: 8x8x5mm, hole: 2mm, 15pcs Earring hook: 19mm long, hole: 1.5mm, 20pcs Tip knot: 8x4mm, hole: 1.5mm, 30pcs Bead cap: 6x1mm, hole: 1mm, 2g, Approx 80 Pcs Crimp end: 6x3mm, 2g, Approx 50 Pcs Drop: 6x3mm, 50 Pcs Jump Ring: 4x0.7mm, 2.6mm inner diameter, 10g Jump Ring: 6x0.7mm, 4.6mm inner diameter, 10g Pin: 22x0.7mm, 10g Chain extension: 50x3.5mm, 20strands Ball Chain: 1x1 Mtr Twist Chain: 3m long, link: 2.5x1mm.