Full Technical Description: Seamless Tin Plated Copper Material; Yellow Color; 4-7/16 Inch Overall Length; 1-1/16 Inch Barrel Length; Copper Conductor Material; UL Approval; 35 kV Voltage Rating; 250 MCM Conductor Size; 1/2 Inch Stud Size; T-16 Die Index; 2-7/8 Inch L X 1-3/32 Inch W X 5/32 Inch Thk Pad Size; 2 Pad Hole(S); 1-3/4 Inch Pad Hole Spacing; PENN-CRIMPS[R] Brand; With Inspection Window; BLU Model