Ring Lugs: Terminal Type - Standard Ring; Insulation - Vinyl; Stud Size - M4; Conductor Min - 20 AWG; Conductor Max - 17 AWG; Color - Red; Temperature Rating - 105 deg C (221 deg F); Voltage Rating - 600V; Package Quantity - 10 Pack; Additional Information - Max. Insulation Dia.: 0.153" (3.91mm); Manufacturer Series - Pan-Term