File Cabinets: File this under excellent! 2, 3, 4, or 5 drawers. Key or numeric lock combination (Noki). Choice of color, metal, or melamine. Variety of styles. Wide range of storage and filing options to choose the right combination. Storage units with side drawers equipped with a locking mechanism that allows only one drawer to be opened at a time to avoid tipping. Possibility of customizing filing cabinets according to different combinations. Noki lock offered as an option on most metal filing cabinets. Our metal filing cabinets are GREENGUARD certified.