1/32 Inch to MM
Fractional inch to millimeters
1/32 inch (1/32β³)
0.79375 mm
= 0.079375 cm Β· 0.03125 inch decimal Β· 1 inch = 25.4 mm exactly
π‘ Common SAE socket, wrench and drill bit size β thirty-seconds are the usual step between sixteenth-inch sizes.
Also written as
1/32 to mm Β· 1/32 in mm Β· 1/32" in mm Β· 1/32 inch in mm Β· 1/32 inches to millimeters Β· 1/32 en mm Β· 0.03125 inch to mm
All of these mean the same measurement. The double-prime mark (β³) and the plain quote (") both stand for inches, and en mm is simply the French and Spanish wording of the same question.
Closest metric drill size
1 mm
1/32β³ = 0.79375 mm Β· difference 0.2063 mm
Metric drills step in 0.5 mm, so a fractional inch size rarely lands exactly on one. A 0.2063 mm gap is usually invisible in a clearance hole but changes the fit on a press fit or a tapped hole.
Nearby fractional inches
| Fraction | mm | cm | Decimal |
|---|---|---|---|
| 1/32β³ | 0.79375 mm | 0.079375 cm | 0.03125β³ |
| 1/16β³ | 1.5875 mm | 0.15875 cm | 0.0625β³ |
| 3/32β³ | 2.38125 mm | 0.238125 cm | 0.09375β³ |
1/32β³ is 2/64 of an inch β the 2nd mark from zero on a tape measure graduated in sixty-fourths.
FAQ
How many mm is 1/32 inch?
1/32 inch equals 0.79375 mm. One inch is defined as exactly 25.4 mm, so the result is 25.4 Γ 1 Γ· 32.
What is 1/32 inch in decimal?
1/32 inch is 0.03125 inch in decimal, which is 0.79375 mm or 0.079375 cm.
Which metric size is closest to 1/32 inch?
1 mm is the closest common metric size, a difference of 0.2063 mm. Fractional-inch and metric fasteners are not interchangeable when the gap is more than about 0.2 mm.
Why is the value exact?
The international yard and pound agreement of 1959 fixed the inch at exactly 25.4 mm, so fractional inch conversions terminate rather than repeat.
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