Millimeters ↔ Inches

Convert between millimeters and inches. Essential for precision engineering and manufacturing.

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Formula: inches = mm ÷ 25.4

Quick Reference: common conversions

From To
1 millimeter 0.0394 inches
2 millimeters 0.0787 inches
5 millimeters 0.1969 inches
10 millimeters 0.3937 inches
20 millimeters 0.7874 inches
25 millimeters 0.9843 inches
50 millimeters 1.969 inches
100 millimeters 3.937 inches
250 millimeters 9.843 inches
500 millimeters 19.685 inches
1,000 millimeters 39.37 inches
1 inch 25.4 millimeters
10 inches 254 millimeters
100 inches 2,540 millimeters
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