If you read this site, you probably spend a lot of time wondering how they put things together, or better yet, how you’d take them apart. Take a tub drain, for instance: How do you remove the old one so you can replace it? Superior Tool makes a tub drain wrench like this dumbbell wrench to help you get the job done.
One of the the two heads will probably fit into the X-shaped part of your drain called the tub basket. To remove it, apply pressure using a screwdriver, a 3/8″ or 1/2″ ratchet with an extension, or an adjustable wrench to screw it out. The wrench can also be used to install and remove 1/2″ square plastic toilet seat nuts.
Superior Tool makes its tub drain wrench in the USA from heavy duty die-cast aluminum. Pricing starts around $10 before shipping.