1/16 inch in mm and decimal

1/16 in = 0.0625 in = 1.587 mm. Closest metric drill: 1.6 mm.

Nearby drill sizes

Drill	Type	Inch	mm	Difference
3/64	fraction	.0469 in	1.191	-15.6 thou
#55	number	.0520 in	1.321	-10.5 thou
#54	number	.0550 in	1.397	-7.5 thou
#53	number	.0595 in	1.511	-3.0 thou
1/16	fraction	.0625 in	1.587	0.0 thou
#52	number	.0635 in	1.613	1.0 thou
#51	number	.0670 in	1.702	4.5 thou
#50	number	.0700 in	1.778	7.5 thou
#49	number	.0730 in	1.854	10.5 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.