CZD9. 2-56 thru 12-28 Tap Dispenser. Each size holds taper, plug, bottoming, and spiral point taps. 60 compartments. Holds machine screw sizes: 2-56, 3-48, 3-56, 4-40, 4-48, 5-40, 5-44, 6-32, 6-40, 8-32, 8-36, 10-24, 10-32, 12-24, 12-28. Stackable. One piece drawer slide. Finished with tough epoxy powder coating.