To convert from millimeters (mm) to inches:
| Factor | Value |
|---|---|
| 1 inch to mm | 25.4 mm |
| 1 mm to inch | 0.03937 inches |
A 28mm drill bit is commonly used in:
| Size (Mm) | Size (Inches) | Use | Page |
|---|---|---|---|
| 26 mm | 1.0236220472 inches | General purpose drilling | View |
| 27 mm | 1.062992126 inches | General purpose drilling | View |
| 28 mm | 1.1023622047 inches | General purpose drilling | View |
| 29 mm | 1.1417322835 inches | General purpose drilling | View |
| 30 mm | 1.1811023622 inches | General purpose drilling | View |
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