Milwaukee® Service Field is designed for 2650-21, 2650-059, 2650-22, 2650-20 18 V 1/4" hex impact driver, 2602-059, 2602-20 M18 1/2" compact hammer drills, 2651-22 18 V 3/8", 2652-20, 2652-22 18 V 1/2", 2651-20 18 V 3/8", 2652-20 18 V 1/2", 2651 20 18 V 3/8", 2652-059 18 V 1/2" square impact drivers and 2658-20, 2659-20 M18™ 3/8", 1/2", 2652-20 18 V 1/2", 2652-059 18 V 1/2" square impact wrench.