HSS MATERIALS
No. | Range D | |
Metric | Regular sizes | |
8A | 6.25-7 | 6.3-7 |
7A | 7-7.75 | 7-8 |
6A | 7.75-8.5 | 8-8.75 |
5A | 8.5-9.25 | 8.70-9.50 |
4A | 9.25-10 | 9.50-10.25 |
3A | 10-10.75 | 10.25-11.00 |
2A | 10.75-11.75 | 11.00-12.00 |
A | 11.75-12.75 | 12.00-13.50 |
B | 12.75-13.75 | 13.50-15.00 |
C | 13.75-15.25 | 15.00-16.50 |
D | 15.25-17 | 16.50-18.25 |
E | 17-19 | 18.25-19.75 |
F | 19-21 | 19.75-21.50 |
G | 21-23 | 21.50-23.75 |
H | 23-26 | 23.75-27.00 |
I | 26-29.5 | 27.00-30.00 |
J | 29.5-33.5 | 30.00-34.00 |
K | 33.5-38 | 34.00-38.75 |
L | 38-44 | 38.75-46.00 |
M | 44-54 | 46.00-56.00 |
jackli1980@hotmail.com | |
jack li |
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