Please review the below specifications carefully, as actual blade sizes vary by manufacturer.
| Blade Size | Length in Inches |
Length in Millimeters |
Length in Tenths of an Inch |
| Please Note: All lengths are approximate. | |||
| 1 | 21/32 | 17 | 0.65 |
| 2 | 25/32 | 20 | 0.75 |
| 3 | 15/16 | 23 | 0.9 |
| 3.5 | 1 | 25 | 1.0 |
| 4 | 1 1/4 | 32 | 1.25 |
| 4.5 | 1 3/8 | 34 | 1.35 |
| 5 | 1 1/2 | 39 | 1.5 |
| 6 | 1 3/4 | 44 | 1.75 |