Size chart

2mm = ss6 =  0.079 inch

3mm = ss10 = 0.118 inch

4mm = ss16 = 0.157 inch

5mm = ss20 = 0.197 inch

6mm = ss30 = 0.236 inch

7mm = ss34 = 0.276 inch

8mm = ss40 = 0.315 inch

10mm = ss50 = 0.394 inch