To convert from inches to millimeters (mm):
| Factor | Value |
|---|---|
| 1 inch to mm | 25.4 mm |
| 1 mm to inch | 0.03937 inches |
A 4.5inches drill bit is commonly used in:
| Size (Inches) | Size (Mm) | Use | Page |
|---|---|---|---|
| 4.375 inches | 111.125 mm | General purpose drilling | View |
| 4.4375 inches | 112.7125 mm | General purpose drilling | View |
| 4.5 inches | 114.3 mm | General purpose drilling | View |
| 4.5625 inches | 115.8875 mm | General purpose drilling | View |
| 4.625 inches | 117.475 mm | General purpose drilling | View |
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