The UDIEKITHYGRD kit includes eight die sets. Seven dies sets are used to install the Burndy Hyground irreversible compression grounding connectors, and the U2CABT die set for pre-crimping 1/2-inches, 5/8-inches and 3/4-inches ground rods for increased rotational resistance. BURNDY "U" dies are used in the Y35, Y39, Y750 series, PAT750-18V series, Y46, and PAT46-18V (with PUADP-1 adapter) tools.