Replacement Part 48-66-5185 1/2-Inch Keyed Chuck with Key Compatible with Milwaukee 5378-20, 5378-21, 5380-21 Electric Drill & Driver
Part Number 49-26-1090
Replacement Part Number 48-66-5185
Compatible with Milwaukee 5378-20, 5378-21, 5380-21, 5378-20-(897B), 5378-20-(897C), 5378-20-(897D), 5378-20-(897E), 5381-20-(A67A), 5381-21-(A67A), 5378-20-(897A), 5380-21-(B01A), 5381-21-(B01B) Electric Drill & Driver.
Easy Replacement – Quick and straightforward install when tip becomes worn or lost.