1.75mm - - UK 15
2.00mm - US 0 - UK 14
2.25mm - US 1 - UK 13
2.75mm - US 2 - UK 12
3.00mm - - UK 11
3.25mm - US 3 - UK 10
3.50mm - US 4
3.75mm - US 5 - UK 9
4.00mm - US 6 - UK 8
4.50mm - US 7 - UK 7
5.00mm - US 8 - UK 6
5.50mm - US 9 - UK 5
6.00mm - US 10 - UK4
6.50mm - US 10.5 - UK 3
7.00mm - UK 2
7.50mm - UK 1
8.00mm - US 11 - UK 0
9.00mm - US 13 - UK 00
10.00mm - US 15 - UK 000
