fractional-inch drill · nominal diameter
1/32
drill bit size.
A 1/32 bit measures 0.0313 in across (0.794 mm).
The fractional diameter is exact; decimal and metric values are conversions.
Calibrated relative diameter · 1 in reference
1/32 · fractional
0.0313 in
0.794 mm Designation1/32fractional
Inch decimal0.0313nominal
Metric conversion0.794millimetres
Where this size sits from 0 to 1 inch 1/32 · 0.794 mm on a zero to 25.4 millimetre scale. Neighbor marks: 0.8 mm, #68.
Measured neighbors
What sits beside 1/32.
“Nearest” means nominal diameter only. It does not make a neighboring size acceptable for a tolerance, tapping, reaming, or fastener application.
This row is at the exposed edge of its series.
Source record
Drill Bit Size Chart.
Fractional sizes are exact rational multiples of one inch.
Open source record