# 1/32" drill size

A 1/32 in drill is 0.0312 in (0.79 mm). It sits between 1/64 in and 3/64 in in the fractional series; the nearest metric drill is 0.8 mm.

## 1/32" drill data

- Series: Fractional drill
- Decimal: 0.0312 in
- Metric: 0.79 mm (0.7937 mm exact)
- Nearest metric drill: 0.8 mm (+0.006 mm)
- Nearest number drill: #68 (0.0310 in)

## Nearest metric drills

| Metric drill | Inch | Difference |
|---|---|---|
| 0.75 mm | 0.0295 | −0.044 mm |
| 0.8 mm | 0.0315 | +0.006 mm |

## Nearby inch drills

| Drill | Series | Inch | mm |
|---|---|---|---|
| 1/64" | Fractional | 0.0156 | 0.40 |
| #68 | Number | 0.0310 | 0.79 |
| 1/32" | Fractional | 0.0312 | 0.79 |
| #67 | Number | 0.0320 | 0.81 |
| 3/64" | Fractional | 0.0469 | 1.19 |
| Letter A | Letter | 0.2340 | 5.94 |


## FAQ

**What size is a 1/32 in drill?**
A 1/32 in drill is 0.0312 in, which is 0.79 mm (0.7937 mm exactly).

**What is the metric equivalent of a 1/32 in drill?**
The nearest metric drill is 0.8 mm, 0.006 mm larger. The other close size is 0.75 mm.

**Which number or letter drill is closest to 1/32 in?**
#68 (0.0310 in) is the closest, 0.0003 in smaller.

Source page: https://machinistcharts.com/drill-size/1-32-inch/
Updated: 2026-10-06
Publisher: MachinistCharts (https://machinistcharts.com)