Greenlee PA4909 Network Tool Bundle with Data SureStrip, All-in-One Tool, Non-Impact 110 Punchdown Tool, 10 RJ11 and RJ45 Modular Plugs Tool set designed specifically for network installation Designed for professional use Includes 3 professional tools, 20 connectors Installs and repairs Cat5 and Cat5e wall jacks and phone and network cable patch cords. Designed to make work easier and more efficient