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#46 drill bit size
#46 drill = .0810 in = 2.06 mm. Closest metric drill: 2.1 mm.
Nearby drill sizes
| Drill | Type | Inch | mm | Difference |
|---|---|---|---|---|
| #49 | number | .0730 in | 1.854 | -8.0 thou |
| #48 | number | .0760 in | 1.930 | -5.0 thou |
| 5/64 | fraction | .0781 in | 1.984 | -2.9 thou |
| #47 | number | .0785 in | 1.994 | -2.5 thou |
| #46 | number | .0810 in | 2.057 | 0.0 thou |
| #45 | number | .0820 in | 2.083 | 1.0 thou |
| #44 | number | .0860 in | 2.184 | 5.0 thou |
| #43 | number | .0890 in | 2.261 | 8.0 thou |
| #42 | number | .0935 in | 2.375 | 12.5 thou |
1 thou = 0.001 in = 0.0254 mm. Drills a few thou apart are usually interchangeable for clearance holes, but not for tap drills or reamer pilots.