The larger the wire, the stronger it is A single braid can use 20 gauge - 18 gauge (0.8-1mm wire) Double braid 22 gauge - 20 gauge (0.6-0.8mm) If the bead hole is too small, use 22 gauge (0.6mm) ...
Soft copper wire : 20 gauge ( wire diameter 0.8mm ) : 3 strands, each 40cm ( 16 inch) 4mm cone crystal If you make a bracelet ...