M16 Tap Drill Size

Use a 14.0 mm drill for a M16 x 2.0 tap — .5512" (14.00 mm).

Rule of thumb for metric: drill = major diameter - pitch. For M16 that lands on 14.0 mm.

Nearby taps

Tap	Drill	Decimal
M14 x 2.0	12.0	.4724
M20 x 2.5	17.5	.6890

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