Various industrial bolt and rod diameters are available for Elgin Fastener Group’s standard and specialty industrial fastener products. See the chart below for the full listing.
| Steel Wire Gauge No. | Common Fractions | Decimal | Millimeters |
| 10/0 | 19/32 | .593 | 15.08 |
| 8/0 | 17/32 | .531 | 13.49 |
| 7/0 | 1/2 | .500 | 12.70 |
| 6/0 | 15/32 | .490.469 | 11.7211.92 |
| 5/0 | 7/16 | .462.437 | 11.7211.11 |
| 4/0 | 3/8 | .394.375 | 10.009.52 |
| 3/0 | 11/32 | .363.343 | 9.218.73 |
| 2/0 | 5/16 | .331.312 | 8.417.94 |
| 1/0 | 19/64 | .307.297 | 7.797.54 |
| 1 | 9/32 | .283.281 | 7.19 |
| 2 | 1/4 | .263.250 | 6.67 |
| 3 | . | .244 | 6.19 |
| 4 | 7/32 | .225.219 | 5.72 |
| 5 | . | .207 | 5.26 |
| 6 | 3/16 | .192.188 | 4.88 |
| 7 | . | .177 | 4.50 |
| 8 | 5/32 | .162.156 | 4.12 |
| 9 | . | .148 | 3.77 |
| 10 | 1/8 | .135.125 | 3.43 |
| 11 | . | .121 | 3.06 |