The JONARD TOOLS SPK-100 Solar Panel Crimping Tool Kit w/ Insulated Screwdrivers is designed to facilitate the installation and maintenance of solar panels. It includes a variety of tools to make installing and maintaining solar panels quick and easy. This crimping and insulated screwdriver tool kit include the following tools: SPC-MC4 Solar Panel Crimper with Included MC4 Crimping Die, SPD-MC3 MC3 Crimping Die, SPS-2 Solar Panel Spanners for MC4 Connectors (Pack of 2) INS-2100 Phillips Insulated Screwdriver, #2 x 4 in. INS-475 Cabinet Slotted Insulated Screwdriver, 1/8 in. x 3 in. JIC-625 Copper COAX and Network Cable Cutter, WS-822 Wire Stripper and Cutter for 8-22 AWG Wire, TKC-110 Rugged Nylon 11 Pocket Carrying Case.