Brass and Iron Beeds with Strong Stretchy Beading Elastic Thread and Iron Beading Tweezers, Golden & SilverSize about: Iron Open Jump Rings: 4x0.7mm, 21 gauge, inner diameter: 2.6mm, 150pcs; Brass Wire Guardian and Protectors: 4mm wide, 5mm long, 1mm thick, hole: 0.5mm, 100pcs; Zinc Alloy Lobster Claw Clasps: 12x6mm, hole: 1.2mm, 20pcs; Brass Crimp Beads: 2x2x0.15mm, hole: 1.5mm, 100pcs; Iron Crimp Beads Covers: 3mm in diameter, hole: 1.2~1.5mm, 100pcs; Brass Bead Tips, Calotte Ends: 7x4mm, hole: 1mm, 30pcs; Iron Open Jump Rings: 4x0.7mm, 21 gauge, inner diameter: 2.6mm, 150pcs; Brass Wire Guardian and Protectors: 4mm wide, 5mm long, 1mm thick, hole: 0.5mm, 100pcs; Zinc Alloy Lobster Claw Clasps: 12x6mm, hole: 1.2mm, 20pcs; Brass Crimp Beads: 2x2x0.15mm, hole: 1.5mm, 100pcs; Iron Crimp Beads Covers: 3mm in diameter, hole: 1.2~1.5mm, 100pcs; Brass Bead Tips: 7x4mm, hole: 1mm, 30pcs; Elastic Thread: 0.8mm, about 10.93 yards(10m)/roll, 1 Roll; Iron Beading Tweezers: 132x9.6x2mm, 1pc.