SIZE:9ss=2.50-2.60mm/0.10in.
SIZE: 12ss=3.00-3.20mm/0.12 in.
Size:16ss=3.80-4.00mm/0.15-0.16 inches
SIZE:20ss=4.60-4.80mm/0.18-0.19 inches
SIZE:30ss=6.32-6.50mm/0.25-0.26 inches
SIZE: 34ss=7.07-7.27mm/0.28-0.29in.
