Ridgid 66807 Model 2006 Faucet and Sink Installer. The Ridgid Model 2006 Faucet and Sink Installer is a multipurpose under-sink plumbing tool. This tool is used to fasten and remove plastic basin nuts on the supply line, along with 7/8" and 1" hex nuts. The Faucet and Sink Installer also features an aluminum insert for turning angle stop handles and another aluminum insert for holding strainer baskets in place. It's extra long construction makes it ideal for hard to reach applications. If you see yourself doing some remodeling and repairs this spring, this tool is a must.