3400 Piece Wire Ferrules Starter Kit with Self Adjusting Tool 22 AWG to 10 AWG Insulated Connectors-SK700SQ High Quality UL and RoHS Approved Wire Ferrules 22-10 AWG Sturdy USA-made cold rolled steel compartment box for easy transport Self-adjusting Ratchet Crimping Tool for 28-10 AWG Ferrules with Square Profile High Gloss labeling for easy identification of parts.