PlumBest J40018R3 Extract-a-Drain Tub Extraction Tool Removes old or rusty drains, even drains with missing crossbars Fits both 1-3/8 inch to 1-1/2 inch tub drains Jaws expand to firmly grip the inside of the drain Prevents damage to your tub's finish A wrench is the only other tool that you'll need to complete this job