V drill bit size

V drill = .3770 in = 9.58 mm. Closest metric drill: 9.6 mm.

Nearby drill sizes

Drill	Type	Inch	mm	Difference
T	letter	.3580 in	9.093	-19.0 thou
23/64	fraction	.3594 in	9.128	-17.6 thou
U	letter	.3680 in	9.347	-9.0 thou
3/8	fraction	.3750 in	9.525	-2.0 thou
V	letter	.3770 in	9.576	0.0 thou
W	letter	.3860 in	9.804	9.0 thou
25/64	fraction	.3906 in	9.922	13.6 thou
X	letter	.3970 in	10.084	20.0 thou
Y	letter	.4040 in	10.262	27.0 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.