7/64 in Drill Size

fractional drill

7/64″ 0.1094 in 2.78 mm

A 7/64 in drill measures 0.1094 in. It taps 2 threads in this chart.

What a 7/64 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 7/64 in drill taps, with the percent of thread each one gets and the published chart drill for comparison.
Thread	% thread	Chart drill	Chart %
#6-32	70.5%	#36	77.6%
#5-44	52.8%	#37	71.1%

Drills either side

2.75 mm 0.1083 in · 2.75 mm Next size down
#35 0.110 in · 2.79 mm Next size up

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

7/64 in drill: common questions

What size is a 7/64 in drill?

0.1094 inches, which is 2.78 mm. It is a fractional drill.

What can I tap with a 7/64 in drill?

2 threads: #6-32 at 70.5%, #5-44 at 52.8%.

What drill is next to a 7/64 in?

Down: 2.75 mm at 0.1083 in. Up: #35 at 0.110 in.