Gauge to mm & inch Converter
Gauge Conversion Tool
Results will appear here after conversion
About Gauge Conversion
Welcome to our Gauge to mm & inch Converter, a simple and reliable tool designed to convert gauge measurements into millimeters (mm) and inches. This online converter handles various gauge standards, including American Wire Gauge (AWG), Standard Wire Gauge (SWG), and Sheet Metal Gauge (SMG). Whether you're working with electrical wiring, sheet metal, or other industrial materials, this tool helps you easily interpret gauge numbers into precise measurements, ensuring accuracy in your projects.

Importance of Accurate Gauge Conversion
Accurate measurement conversions are essential in industries like construction, electrical work, and manufacturing. Misinterpreting gauge numbers can lead to errors in material selection, which may compromise safety, functionality, and efficiency. Our Gauge Converter helps you avoid these issues by providing precise conversions from AWG, SWG, and SMG to millimeters and inches, ensuring the best outcomes for your projects.
How to Use the Gauge Converter
- Select the Gauge Standard: Use the drop-down menu to choose between AWG, SWG, or SMG, depending on your requirements.
- Enter the Gauge Number: Input the gauge number you want to convert.
- View Results: The converter will instantly display the corresponding measurements in both millimeters and inches.
- Verify and Apply: Use the converted measurements in your calculations, designs, or material selections with confidence.
When to Use This Converter
- Electrical Wiring: When you need to convert wire gauge sizes (AWG) for wiring projects.
- Sheet Metal Work: For converting SMG to ensure the correct thickness of metal sheets.
- Industrial Applications: Whenever gauge-based measurements are required for pipes, tubes, or other materials.
Additional Tips
- Always double-check the gauge standard you're using to avoid confusion between AWG, SWG, and SMG.
- For complex or large-scale projects, consult with an engineering professional to ensure measurements meet industry regulations.
- Bookmark this page for quick access to gauge conversions in the future.
Recent Conversions
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Common Gauge Conversions
- 12 AWG to mm 2.053 mm
- 16 SWG to mm 1.626 mm
- 20 SMG to mm 0.914 mm
- 8 AWG to inches 0.1285 inches