Full Technical Description: Electrolytic Tin Plated Seamless Copper Material; 1.31 Inch Overall Length; Copper Conductor Material; UL, CSA Approval; 6 AWG, 6 (Aircraft), 6 (An) Conductor Size; 1/4 Inch Stud Size; 39 Die Index; 0.48 Inch W Pad Size; 1 Pad Hole(S); PENN-CRIMPS[R] Brand; Lug Type Ring Tongue; Wire Strip Length 1/2 Inch; With Inspection Window; BLY Model