Jacobs Drill Chuck 1/2-20 For Milwaukee 2603-20 M18 Fuel 1/2″Drill/Driver
Mount : 1/2-20UNF Spindle ThreadThis is the heavy-duty 7000 series. The top-of-the-line in this Jacobs class of chucks. Jacobs patented Anti-Lock prevents chuck from locking open. Chuck will fit many Dewalt, Makita, For Milwaukee, Hitachi, Bosch, Craftsman, Black & Decker, and many other corded and cordless drills.