Screw Size Conversions

Convert screw sizes between metric (M2-M20), imperial (#0 through 3/4 in), and pitch.
Includes head diameter, shank diameter, and clearance drill bit size.

Screw Size Converter

Convert screw sizes between metric (M2-M20), imperial gauge, and thread pitch. Includes outer diameter and thread pitch reference for wood screws and bolts.

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