SIZE: 10ss=2.80-2.90mm/0.11 inches
SIZE: 12ss=3.00-3.20mm/0.12 in.
SIZE: 16ss = 3.80-4.00 mm/0.15-0.16 inches
SIZE: 30ss=6.32-6.50mm/0.25-0.26in.
SIZE: 40ss=8.41-8.67mm/0.33-0.34 inches