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#49 drill bit size
#49 drill = .0730 in = 1.85 mm. Closest metric drill: 1.9 mm.
Nearby drill sizes
| Drill | Type | Inch | mm | Difference |
|---|---|---|---|---|
| 1/16 | fraction | .0625 in | 1.587 | -10.5 thou |
| #52 | number | .0635 in | 1.613 | -9.5 thou |
| #51 | number | .0670 in | 1.702 | -6.0 thou |
| #50 | number | .0700 in | 1.778 | -3.0 thou |
| #49 | number | .0730 in | 1.854 | 0.0 thou |
| #48 | number | .0760 in | 1.930 | 3.0 thou |
| 5/64 | fraction | .0781 in | 1.984 | 5.1 thou |
| #47 | number | .0785 in | 1.994 | 5.5 thou |
| #46 | number | .0810 in | 2.057 | 8.0 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.