3/32 inch Drill Bit Size
A 3/32 inch drill bit is 0.0938 inches or 2.38 mm. It is commonly used for small pilot holes and light hardware.
Quick Answer
Decimal
0.0938 in
Metric
2.38 mm
Closest
2.5 mm
3/32 inch Drill Bit Equivalent Chart
| Size | Decimal Inches | Metric | Note |
|---|---|---|---|
| 3/32 inch | 0.0938 in | 2.38 mm | Exact size |
| 2.5 mm | 0.0984 in | 2.50 mm | Common metric oversize |
| #42 | 0.0935 in | 2.37 mm | Very close numbered drill size |
| 5/64 inch | 0.0781 in | 1.98 mm | Smaller pilot-hole option |
Common Uses
Pilot holes for small screws, trim work, and light hardware.
Exact vs Nearest Size
Choose the exact bit for threads, tight hardware fits, dowels, and precision layouts. Use the nearest common equivalent only for rough pilot holes, clearance holes, or material removal where a slight difference is acceptable.
3/32 inch Drill Bit FAQ
What are the inch and metric dimensions for 3/32 inch?
3/32 inch drill bit measures 0.0938 in and 2.38 mm.
What is the closest common equivalent to 3/32 inch?
2.5 mm is the closest common equivalent listed here. It measures 0.0984 in or 2.50 mm.
Can I substitute another bit for 3/32 inch?
Use the exact bit size for tap drilling, precision holes, dowels, and manufacturer-specified hardware. A nearby fractional, metric, numbered, or letter drill bit is usually fine only for clearance holes or rough pilot holes.