You can flexibly change the material to suit the material you have materials I used : Soft copper wire : 20 gauge ( wire diameter 0.8mm ) : 18cm ( about 7 inch) Beads : 6mm spherical crystal Interlock ...

Soft copper wire : 20 gauge ( wire diameter 0.8mm ) : 2,2 cm ( about 0.8 inch) for each 2 bead chain 2 cm ( about 0.7 inch) for each 1 bead chain 1.5 cm ( about 0.6 inch) for each chain no bead 4cm, ...