Full Technical Description: Seamless Tin Plated Copper Material; Gray Color; 1-49/64 Inch Overall Length; 13/16 Inch Barrel Length; Copper Conductor Material; UL Approval; 35 kV Voltage Rating; 4 AWG Stranded Conductor Size; 3/8 Inch Stud Size; T-8 Die Index; 7/8 Inch L X 19/32 Inch W X 3/32 Inch Thk Pad Size; 1 Pad Hole(S); PENN-CRIMPS[R] Brand; With Inspection Window; BLU Model