11/64 in Drill Size

fractional drill

11/64″ 0.1719 in 4.37 mm

A 11/64 in drill measures 0.1719 in. It taps 2 threads in this chart.

What a 11/64 in 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 11/64 in drill taps, with the percent of thread each one gets and the published chart drill for comparison.
Thread	% thread	Chart drill	Chart %
#12-24	81.5%	#16	72.1%
M5 x 0.8	61.0%	4.2 mm	77.0%

Other jobs for a 11/64 in

Form-tap hole: The published roll-tap hole for #10-24. A form tap displaces metal instead of cutting it, so it needs this larger hole.
Clearance hole: The through hole a bolt passes in, not a tapped hole: loose fit for #5-40, loose fit for #5-44. See the clearance hole chart.

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11/64 in drill: common questions

What size is a 11/64 in drill?

0.1719 inches, which is 4.37 mm. It is a fractional drill.

What can I tap with a 11/64 in drill?

2 threads: #12-24 at 81.5%, M5 x 0.8 at 61.0%.

Is a 11/64 in drill used for clearance holes?

Yes: loose fit for #5-40, loose fit for #5-44. A clearance hole is not tapped; the bolt passes through it.

What drill is next to a 11/64 in?

Down: #18 at 0.1695 in. Up: #17 at 0.173 in.