The Fluke Networks D914 Impact Tool is a punch down tool designed for use in computer cabling and networking. It comes with two blades, a 66 blade and a 110 blade, allowing for versatility in different cable termination applications. The tool is reliable and high-quality, making it a valuable addition to any technician's toolkit. With the trusted Fluke Networks brand backing it, users can trust in the performance and durability of this cabling tool.