These bead caps are made of a lead-free, cadmium-free zinc alloy. Hole Size: about 2.9mm (top hole) to 6mm (bottom hole) Sold per bag of 20 caps.

These bead caps are made of a lead-free, cadmium-free zinc alloy. Hole Size: about 1.9mm (top hole) to 5.4mm (bottom hole) Sold per bag of 20 caps.