K Drill Size

A K letter drill is 0.2810" (7.137 mm).

Closest fraction: 9/32 (0.2812", over by 0.0002").

Next size down / up

Drill	Inch	mm
J	0.2770	7.036
9/32	0.2812	7.144

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