Wire Thickness Gauge Dimension Type Inch/AWG Gauge Standard AWG Maximum Measurement - Inch 0.312 in Maximum Measurement - Gauge #0 Minimum Measurement - Inch 0.007 in Minimum Measurement - Gauge #36 Thickness 0.125 in Material Steel Outside Diameter 3 in Range - Inch 0.005 in to 0.325 in Range - Gauge #36 to #0