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Free woodworking tool

Woodworking Unit Converter

Convert common woodworking measurements between millimetres, centimetres, inches and feet. Useful for reading plans, sizing stock, checking machine settings and moving between metric and imperial dimensions.

Metric + imperial Instant conversion Workshop-friendly

Convert measurements instantly

Enter a value, choose the starting unit, then select the unit you want to convert to.

Result
254 mm
100 in = 2540 mm

Practical example

If a plan shows a rail at 18 inches and you work in metric, this tool converts it to 457.2 mm. That makes it easier to mark out parts accurately without manual math at the bench.

Good to know

This converter focuses on common workshop length units. It is designed for everyday woodworking use rather than engineering tolerances.

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