【0 #】: length 12mm， depth distance 3mm， closing distance 3mm， needle 0.7mm thick， the widest point of the cap 4mm
【1 #】: length 14mm， depth distance 4mm， closing distance 3.5mm， pin thick 0.8mm， the widest point at the cap 4mm
【2 #】: length 15mm， depth distance 5mm， closing distance 4.5mm， pin thick 0.8mm， the widest point at the top 4mm
【3 #】: length 17mm， depth distance 6mm， closing distance 4.5mm， pin thick 0.9mm， the widest point of the cap 4mm
【4 #】: length 19mm， depth distance 7mm， closing distance 4.5mm， needle 1mm thick， the widest point of the cap 4mm
【5 #】: length 20mm， depth distance 8mm， closing distance 4.5mm， needle 1mm thick， the maximum width 4.5mm