FeaturesHigh torque strength ground rod connectorsAccommodates a wide range of copper conductors to ground rodAcceptable for direct burial in earth and concretePrefilled with PENETROX and strip sealedTools, die set catalog number and (number of crimps) - Y35, Y39, Y750, PAT750 tool, PU998 die, (1) U1011 die, (2) HYPRESS - Y45 tool, PU998 die with PT6515 adapter, (1) S1012 die, (2) Y46 tool, PU998 die with PUADP-1 adapter, (1) P1011 die4/0 AWG to 250 kcmil stranded conductor size