14 mm Drill Size

metric drill

14 mm 0.5512 in 14.00 mm

A 14 mm drill is the standard tap drill for M16 x 2.

What a 14 mm drill taps

Every thread this drill cuts between 50% and 85% of thread, deepest first. Outside that band it is the wrong drill for the job, so nothing below that line is listed.

Threads a 14 mm drill taps, with the percent of thread each one gets and the published chart drill for comparison.
Thread	% thread	Chart drill	Chart %
M16 x 2 chart drill	77.0%	14 mm	77.0%
5/8-11	62.5%	17/32″	79.4%

Drills either side

13.9 mm 0.5472 in · 13.9 mm Next size down
14.1 mm 0.5551 in · 14.1 mm Next size up

All drill sizes → · Open this drill in the calculator →

14 mm drill: common questions

What size is a 14 mm drill?

0.5512 inches, which is 14.00 mm. It is a metric drill.

What can I tap with a 14 mm drill?

2 threads: M16 x 2 at 77.0%, 5/8-11 at 62.5%.

Is a 14 mm drill the standard tap drill for anything?

Yes, for M16 x 2 (77.0% thread). That is the size published tap and drill charts give.

What drill is next to a 14 mm?

Down: 13.9 mm at 0.5472 in. Up: 14.1 mm at 0.5551 in.