1.5 mm Drill Size

metric drill

1.5 mm 0.0591 in 1.50 mm

A 1.5 mm drill measures 0.0591 in. It taps 2 threads in this chart.

What a 1.5 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 1.5 mm drill taps, with the percent of thread each one gets and the published chart drill for comparison.
Thread	% thread	Chart drill	Chart %
#1-72	77.0%	#53	74.8%
#1-64	68.5%	#53	66.5%

Drills either side

#55 0.052 in · 1.32 mm Next size down
#53 0.0595 in · 1.51 mm Next size up

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

1.5 mm drill: common questions

What size is a 1.5 mm drill?

0.0591 inches, which is 1.50 mm. It is a metric drill.

What can I tap with a 1.5 mm drill?

2 threads: #1-72 at 77.0%, #1-64 at 68.5%.

What drill is next to a 1.5 mm?

Down: #55 at 0.052 in. Up: #53 at 0.0595 in.