A cabinet for storing and dispensing an inventory of items, the cabinet comprising: at least one drawer having a plurality of criss-crossing row slats and column slats arranged along its bottom and a plurality of corresponding bins. The row slats have a plurality of flexible appendages and the column slats have a plurality of notches corresponding to the appendages. Slat movement actuators axial move the slats. Each bin has a pivotal lid; a lid lock and release element and a lid lock and release element adapted to hold the lid closed until actuated by one of the appendages, whereby bins of various sizes can be arranged abutting each other in the drawer and the bins are openable by actuating the row slat(s) and column slat(s) related to the bins to be accessed.