Mechanical Connector For Conductor Material Aluminum Copper For Stranded Copper Wire Size - Minimum 1/0 AWG For Stranded Copper Wire Size - Maximum 750 kcmil For Stud Size 3/8 in Head Style Hex Number of Holes 2 Hole Diameter 0.41 in Hole Spacing 0.88 in Body Material Aluminum Maximum Operating Temperature 194 Degrees F Maximum Voltage 600 V Number of Conductors 4 Number of Terminations 4 Tongue Length 2.31 in Tongue Width 3.06 in Tongue Thickness 0.75 in