Tub Drain Wrench, Alloy Steel, Wrench Size 3/8 in, Overall Length 4 in, Overall Diameter 1 3/8 in, Quickly Extracts Tub Drains, Utilizes a Standard 3/8 in Drive Ratchet to Remove Tub Drains Even When the Cross Arms are Broken, Installs New Drains, Removes Bolts/Screws Where the Heads are Broken Off or Just Won't Move, For Removing or Installing Tub Drains, SAE, Manual, Self-Adjusting