Full Technical Description: 12 Inch; 1.5 Inch; 3 Inch Ferrule Length; UL, CSA Approval; 0.17 Inch Thickness; 340 Ampere (Indoor), 405 Ampere (Outdoor) Current Rating; 0.56 Inch Hole Diameter; Seamless Copper Ferrule Material; 1.75 Inch Hole Spacing; Tinned Copper Braid Material; Braid Jumper Brand; RoHS Compatible; Number of Braid 1; With 2 Hole NEMA Drilled Ferrule; B Model