The startechcom pcscrewkit is a handy assortment of common pc fasteners for building repairing and maintaining computer systems the kit includes 12 different fasteners all in a plastic carrying case with divided compartments includes 50 screws in each of 7 category types for a total of 350 screws as well as an assortment of standoffs features convenient and organized carrying case for a wide assortment of screws and standoffs keep a variety of common computer case screws in one location