Please review the below specifications carefully, as actual blade lengths vary by manufacturer.
| Blade Size | Length in Millimeters |
Length in Tenths of an Inch |
|
| Please Note: All lengths are approximate. | |||
| 1 | 16.8 | 0.66 | |
| 2 | 20 | 0.76 | |
| 3 | 23 | 0.91 | |
| 3.5 | 25 | 1.0 | |
| 4 | 32 | 1.25 | |
| 4.5 | 34 | 1.35 | |
| 5 | 39 | 1.5 | |
| 6 | 44 | 1.75 | |