Do you ever find yourself looking for / or missing, a specific SAE size of a socket or wrench and want to know what it's metric equivalent is?
Well fear not, we've put together a complete conversion chart below.
SAE to Metric Conversion Chart
| SAE | Metric | Inch |
| 5/32" | 0.156 | |
| 4mm | 0.157 | |
| 4.5mm | 0.177 | |
| 3/16" | 0.188 | |
| 5mm | 0.197 | |
| 5.5mm | 0.216 | |
| 7/32" | 0.219 | |
| 6mm | 0.236 | |
| 1/4" | 0.25 | |
| 6.5mm | 0.256 | |
| 7mm | 0.276 | |
| 9/32" | 0.281 | |
| 5/16" | 0.313 | |
| 8mm | 0.315 | |
| 11/32" | 0.344 | |
| 9mm | 0.354 | |
| 3/8" | 0.375 | |
| 10mm | 0.394 | |
| 13/32" | 0.406 | |
| 11mm | 0.433 | |
| 7/16" | 0.438 | |
| 15/32" | 0.469 | |
| 12mm | 0.472 | |
| 1/2" | 0.5 | |
| 13mm | 0.512 | |
| 17/32" | 0.531 | |
| 14mm | 0.551 | |
| 9/16" | 0.563 | |
| 15mm | 0.591 | |
| 19/32" | 0.594 | |
| 5/8" | 0.625 | |
| 16mm | 0.63 | |
| 21/32" | 0.656 | |
| 17mm | 0.669 | |
| 11/16" | 0.688 | |
| 18mm | 0.709 | |
| 23/32" | 0.719 | |
| 19mm | 0.748 | |
| 3/4" | 0.75 | |
| 25/32" | 0.781 | |
| 20mm | 0.787 | |
| 13/16" | 0.813 | |
| 21mm | 0.827 | |
| 27/32" | 0.844 | |
| 22mm | 0.866 | |
| 7/8" | 0.875 | |
| 23mm | 0.906 | |
| 29/32" | 0.906 | |
| 15/16" | 0.938 | |
| 24mm | 0.945 | |
| 1" | 1 |
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