Chart beginswith .5 mm (U.S. size 8/0) | Goto 2.0 mm (U.S. size 0) | Goto 4.5 mm (U.S. size 7) | Goto 8.0 mm (U.S. size 11) |
Contemporary U.S. Size | Contemporary U.K./U.S. Metric Range | EuropeanMetric Range | 'Old'U.S. (Taken from a Boye Needle gauge reprinted in a 1942 publication) | U.K. |
8/0 | .5mm | .5mm | N/A | 24 |
6/0 | .75mm | .75mm | N/A | 22 |
N/A | N/A | .875mm (?) | N/A | 20 |
5/0 | 1.0mm | 1.0mm | 18 (steeldpn) | 19 |
N/A | N/A | 1.125mm | 17 (steeldpn) | N/A |
4/0 | 1.25mm | 1.25mm | 16 (steeldpn) | 18 |
000 | 1.5mm | 1.5mm | 15 (steeldpn) | 17 |
N/A | N/A | 1.625mm (?) | N/A | 16 |
00 | 1.75mm | 1.75mm | 14 (steeldpn) | 15 |
0 | 2mm | 2mm | 0 (standardneedles) 13 (steel dpn) | 14 |
1 | 2.25mm | 2.25mm | 12 (steeldpn) | 13 |
1 | 2.5mm | 2.5mm | 1 (standardneedles) | N/A |
2 | 2.75mm | 2.75mm | 2 (standardneedles) 11 (steel dpn) | 12 |
2 | 3mm | 3mm | 3 (standardneedles) 10 (steel dpn) | 11 |
3 | 3.25mm | 3.5mm | 10 | |
4 | 3.5mm | 3.5mm | 4 (standardneedles) 9 (steel dpn) | N/A |
5 | 3.75mm | 3.75mm | 5 (standardneedles) 8 (steel dpn) | 9 |
6 | 4mm | 4mm | Iexplorer download. 8 | |
N/A | 4.25mm | 4.25mm | 6 (standardneedles) | N/A |
7 | 4.5mm | 4.5mm | 7 | |
N/A | 4.75mm | 4.75mm | 7 (standardneedles) | N/A |
8 | 5mm | 5mm | 8 (standardneedles) | 6 |
N/A | 5.25mm | 5.25mm | 9 (standardneedles) | N/A |
9 | 5.5mm | 5.5mm | 5 | |
N/A | 5.75mm | 5.75mm | 10 (standardneedles) | N/A |
10 | 6mm | 6mm | 4 | |
101/2 | 6.5mm | 6.5mm | 101/2 (standardneedles) | 3 |
7mm | 7mm | 2 | ||
7.5mm | 7.5mm | 1 | ||
11 | 8mm | 8mm | 0 | |
13 | 9mm | 9mm | 00 | |
15 | 10mm | 10mm | 000 | |
17 | 12.5mm | |||
18 | 14mm | |||
19 | 15.5mm | |||
35 | 19mm | |||
50 | 25mm |