号数 直径(毫米) 周长(毫米)
7 14.5 46.0
8 15.1 47.5
9 15.3 银饥 48.0
10 16.1 50.5
11 16.6 基搏闷 52.0
12 16.9 53.0
13 17.0 53.5
14 17.7 55.5
15 18.0 56.5
16 18.2 57.0
17 18.3 57.5
18 搏弯 18.5 58.0
19 18.8 59.0
20 19.4 61.0
21 19.7 62.0
22 20.2 63.5
23 20.4 64.0
24 21.0 66.0