Iron Conversion Table
Download the Conversion Chart (PDF)
| MM | Iron | Ounce | Linear | Fraction |
|---|---|---|---|---|
| 0.4 | 0.75 | 1 | 0.016 | 1/64 |
| 0.8 | 1.50 | 2 | 0.031 | 1/32 |
| 1.2 | 2.25 | 3 | 0.047 | 3/64 |
| 1.6 | 3.00 | 4 | 0.062 | 1/16 |
| 2.0 | 3.75 | 5 | 0.078 | 5/64 |
| 2.4 | 4.50 | 6 | 0.094 | 3/32 |
| 2.8 | 5.25 | 7 | 0.109 | 7/64 |
| 3.2 | 6.00 | 8 | 0.125 | 1/8 |
| 3.6 | 6.75 | 9 | 0.141 | 9/64 |
| 4.0 | 7.50 | 10 | 0.156 | 5/32 |
| 4.4 | 8.25 | 11 | 0.172 | 11/64 |
| 4.8 | 9.00 | 12 | 0.187 | 3/16 |
| 5.2 | 9.75 | 13 | 0.203 | 13/64 |
| 5.6 | 10.50 | 14 | 0.219 | 7/32 |
| 6.0 | 11.25 | 15 | 0.234 | 15/64 |
| 6.4 | 12.00 | 16 | 0.250 | 1/4 |
| 6.8 | 12.75 | 17 | 0.266 | 17/64 |
| 7.2 | 13.50 | 18 | 0.281 | 9/32 |