BURNDY® Crimping Die Set, Style U Hexagonal Non-Butting Twin, 777 kcmil Copper Flex, L115 Die Index, For Use With: Y35, Y39, Y46, Y750 Hydraulic Crimping Tool, PAT750-18V, PAT750-18V Battery Actuated Crimping Tool, Stainless Steel, Yellow, 0.71 in H x 1 in W