N Drill Size

A N letter drill is 0.3020" (7.671 mm).

Closest fraction: 19/64 (0.2969", under by 0.0051").

Next size down / up

Drill	Inch	mm
19/64	0.2969	7.541
5/16	0.3125	7.938

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