Purpose: Solar Panel Crimping Tool Kit is designed to facilitate the installation and maintenance of solar panels. It includes a variety tools to make installing and maintaining solar panels quick and easy. Complete Solar Crimp Tool Kit: Each LY-2546B solar crimping tool set comes with one LY-2546B solar crimper, one wire shear cutter, a pair of Solar connector wrench, 6 pairs of Solar connectors as well as a canvas bag. Solar Crimper: LY-2546B crimps 14,12,10 AWG(2.5/4.0/6mm²) solar cable. High-precision ratchet mechanism for complete crimps. Solar Panel Spanners(2): For locking/unlocking Solar connectors。 Applications: RV, Boats, Trailer, Camper, Marine,Off-Grid system.