Tub-Drain Remover Wrench Tub Drain Wrench Tub Dual Drain Ended Drain Wrench

They sell a special wrench for it. https://www.walmart.com/ip/Tub-Drain-Remover-Wrench-Tub-Drain-Wrench-Tub-Dual-Drain-Ended-Drain-Wrench/17326970181