NACHI COBALT L6520 Size 4.0MM - 10.0MM
| Bright Finish | ||||
| EDP | Size | Decimal Equivalent | Flute Length | Overal Length |
| 0046687 | 1.0 | 0.0394 | 10 | 40 |
| 0046738 | 1.5 | 0.0591 | 14.5 | 48 |
| Black Oxide | ||||
| EDP | Size | Decimal Equivalent | Flute Length | Overal Length |
| 0046780 | 2.0 | 0.0787 | 20 | 55 |
| 0046830 | 2.5 | 0.0984 | 24.5 | 61 |
| 0046882 | 3.0 | 0.1181 | 29.5 | 71 |
| 0046933 | 3.5 | 0.1378 | 31.5 | 73 |
| 0046985 | 4.0 | 0.1575 | 38 | 83 |
| 0047035 | 4.5 | 0.1772 | 39 | 86 |
| 0047087 | 5.0 | 0.1969 | 43 | 92 |
| 0047138 | 5.5 | 0.2165 | 45 | 95 |
| 0047180 | 6.0 | 0.2362 | 49 | 102 |
| 0047385 | 8.0 | 0.3150 | 57 | 114 |
| 0047436 | 8.5 | 0.3346 | 61 | 121 |
| 0047580 | 10.0 | 0.3937 | 67 | 130 |