4.5mm : 80 pieces per strand, hole size approx. 1mm
6mm : 60 pieces per strand, hole size approx. 1mm
6.5mm : 55 pieces per strand, hole size approx. 1mm
8mm: 45 pieces per strand, hole size approx. 1mm
8.5mm: 45 pieces per strand, hole size approx. 1mm
10.5mm: 35 pieces per strand, hole size approx. 1mm
12.5mm: 30 pieces per strand, hole size approx. 1mm