Tap Drill Size Chart

19.2 mm Drill Size

metric drill

19.2 mm 0.7559 in 19.20 mm

A 19.2 mm drill measures 0.7559 in. It taps 2 threads in this chart.

What a 19.2 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 19.2 mm drill taps, with the percent of thread each one gets and the published chart drill for comparison.
Thread % thread Chart drill Chart %
7/8-9 82.5% 49/64″ 75.8%
M20 x 1 61.6% 19 mm 77.0%

Other jobs for a 19.2 mm

Hard-material tap drill
The size to use in stainless or tool steel for M20 x 1, where it leaves a shallower thread than the standard drill and cuts tapping torque.

Drills either side

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

19.2 mm drill: common questions

What size is a 19.2 mm drill?
0.7559 inches, which is 19.20 mm. It is a metric drill.
What can I tap with a 19.2 mm drill?
2 threads: 7/8-9 at 82.5%, M20 x 1 at 61.6%.
What drill is next to a 19.2 mm?
Down: 19 mm at 0.748 in. Up: 19.3 mm at 0.7598 in.