6 mm Drill Bit Size
A 6 mm drill bit is 0.2362 inches. The closest common fractional drill bit is 15/64 inch at 0.2344 inches or 5.95 mm.
Quick Answer
Decimal
0.2362 in
Metric
6.00 mm
Closest
15/64 inch
6 mm Drill Bit Equivalent Chart
| Size | Decimal Inches | Metric | Note |
|---|---|---|---|
| 6 mm | 0.2362 in | 6.00 mm | Exact size |
| 15/64 inch | 0.2344 in | 5.95 mm | Closest common fractional size |
| B | 0.2380 in | 6.05 mm | Nearby letter drill size |
| 1/4 inch | 0.2500 in | 6.35 mm | Common oversize when clearance is acceptable |
Common Uses
Medium anchors, larger pilot holes, and metric hardware with 6 mm hole requirements.
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.
6 mm Drill Bit FAQ
What are the inch and metric dimensions for 6 mm?
6 mm drill bit measures 0.2362 in and 6.00 mm.
What is the closest common equivalent to 6 mm?
15/64 inch is the closest common equivalent listed here. It measures 0.2344 in or 5.95 mm.
Can I substitute another bit for 6 mm?
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.