40 Pure Copper 2mm Crimp Tube Beads Findings for Ending Beading Cord & Wire Ends - Etsy
100 copper plated 2.5mm Crimp Tube Crimping Beads for Jewelry making | eBay
Amazon.com: The Beadsmith Tube Crimp Beads, 2.5 x 2.5mm, 100 Pieces, Copper Color, Uniform Cylindrical Shape, No Sharp Edges, Designed to Secure The Ends of Jewelry Stringing Wires and Cables
Bright Copper Crimp Bead Covers | Hackberry Creek
The Beadsmith® Assorted Copper Plated Crimp Beads, 600ct. | Michaels