#30 Drill Size

A #30 number drill is 0.1285" (3.264 mm).

Closest fraction: 1/8 (0.1250", under by 0.0035").

Next size down / up

Drill	Inch	mm
1/8	0.1250	3.175
#29	0.1360	3.454

Printable PDF version - Drill Size Chart
Clean letter-size sheet for the toolbox or shop wall. Instant download, $3.49.