每個地區對於鉤針的尺寸標示習慣不太一樣，每次都記不住針號和直徑mm對照，只好整理一下啦！發現台日的鉤針號直徑略有不同，這邊就私心用我自己的日規Clover可樂牌針號嘍:P
注意：鉤針號越大越粗，而蕾絲鉤針剛好相反，越大則越細，且號數標示不一樣喔～
| 日規鉤針號 | 直徑 |
|---|---|
| 2/0 | 2mm |
| 3/0 | 2.2mm |
| 4/0 | 2.5mm |
| 5/0 | 3mm |
| 6/0 | 3.5mm |
| 7/0 | 4mm |
| 7.5/0 | 4.5mm |
| 8/0 | 5mm |
| 9/0 | 5.5mm |
| 10/0 | 6mm |
| 日規蕾絲鉤針號 | 直徑 |
|---|---|
| No.0 | 1.75mm |
| No.2 | 1.5mm |
| No.4 | 1.25mm |
| No.6 | 1mm |
| No.8 | 0.9mm |
| No.10 | 0.75mm |
| No.12 | 0.6m |
| No.14 | 0.5mm |
| No.15 | 0.45mm |
| No.16 | 0.4mm |
