#4 Drill Size

A #4 number drill is 0.2090" (5.309 mm).

Closest fraction: 13/64 (0.2031", under by 0.0059").

Next size down / up

Drill	Inch	mm
#5	0.2055	5.220
#3	0.2130	5.410

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