9 calculators
Unit Conversion
Free, accurate engineering unit converters for everyday workshop and design work — millimeters to inches, bar to psi, kW to HP and more.
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mm to Inch Converter
Convert millimeters to inches instantly with engineering precision.
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Inch to mm Converter
Convert inches to millimeters with workshop-grade precision.
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Bar to PSI Converter
Convert bar to pounds per square inch (psi).
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PSI to Bar Converter
Convert psi to bar for pneumatic and hydraulic systems.
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kg to lbs Converter
Convert kilograms to pounds for shipping, load and design work.
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Celsius to Fahrenheit Converter
Convert °C to °F for process, HVAC and lab calculations.
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kW to HP Converter
Convert kilowatts to mechanical horsepower for motors and engines.
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HP to kW Converter
Convert horsepower (HP) to kilowatts for motor sizing.
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Nm³/h to CFM Converter
Convert normal cubic metres per hour to standard CFM for compressed air.
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