Leather Thickness Chart
Leather Thickness and Weight Chart |
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| Ounces | Inches | Inches (decimal) | Millimeters (mm) | Irons |
| 1 oz | 1/64″ | 0.0157 | 0.40 | 0.75 |
| 2 oz | 1/32″ | 0.0313 | 0.80 | 1.50 |
| 3 oz | 3/64″ | 0.0469 | 1.20 | 2.25 |
| 4 oz | 1/16″ | 0.0625 | 1.60 | 3.00 |
| 5 oz | 5/64″ | 0.0781 | 2.00 | 3.75 |
| 6 oz | 3/32″ | 0.0938 | 2.40 | 4.50 |
| 7 oz | 7/64″ | 0.1094 | 2.80 | 5.25 |
| 8 oz | 1/8″ | 0.1250 | 3.20 | 6.00 |
| 9 oz | 9/64″ | 0.1406 | 3.60 | 6.75 |
| 10 oz | 5/32″ | 0.1563 | 4.00 | 7.50 |
| 11 oz | 11/64″ | 0.1719 | 4.40 | 8.25 |
| 12 oz | 3/16″ | 0.1875 | 4.80 | 9.00 |
| 13 oz | 13/64″ | 0.2031 | 5.20 | 9.75 |
| 14 oz | 7/32″ | 0.2188 | 5.60 | 10.50 |
| 15 oz | 15/64″ | 0.2344 | 6.00 | 11.25 |
| 16 oz | 1/4″ | 0.2500 | 6.40 | 12.00 |
| 17 oz | 17/64″ | 0.2656 | 6.80 | 12.75 |
| 18 oz | 9/32″ | 0.2813 | 7.20 | 13.50 |
| 19 oz | 19/64″ | 0.2969 | 7.60 | 14.25 |
| 20 oz | 5/16″ | 0.3125 | 8.00 | 15.00 |