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 0.105 in Material Steel Outside Diameter 3 5/16 in Range - Inch 0.007 in to 0.312 in Range - Gauge #36 to #0