9/16 in Drill Size
fractional drill
9/16″ 0.5625 in 14.29 mm
A 9/16 in drill measures 0.5625 in. It taps 2 threads in this chart.
What a 9/16 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.
Other jobs for a 9/16 in
- Clearance hole
- The through hole a bolt passes in, not a tapped hole: normal fit for 1/2-13, normal fit for 1/2-20, normal fit for 1/2-28. See the clearance hole chart.
Drills either side
9/16 in drill: common questions
What size is a 9/16 in drill?
0.5625 inches, which is 14.29 mm. It is a fractional drill.
What can I tap with a 9/16 in drill?
2 threads: M16 x 2 at 65.9%, 5/8-11 at 52.9%.
Is a 9/16 in drill used for clearance holes?
Yes: normal fit for 1/2-13, normal fit for 1/2-20, normal fit for 1/2-28. A clearance hole is not tapped; the bolt passes through it.
What drill is next to a 9/16 in?
Down: 14.2 mm at 0.5591 in. Up: 14.3 mm at 0.563 in.