Conversion Chart Inches to Millimeters

Conversion Chart Inches to Millimeters

This chart converts inches and fraction of inches into exact millimeters. Used for drilling tools sizes, drilling head sizes and rod ODs.

Since 1959, the inch (in) has been defined and internationally accepted as being equivalent to 25.4mm (millimetres).

mm =    in / 0.039370

Conversion Chart Inches to Millimeters
Conversion Chart Inches to Millimeters

 

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