Why don't drives come with the screw

Why don't drives come with the screw m2 slot screw 240pcs 12 Sizes Laptop Screws Kit, Notebook Computer Replacement Screws Assortment Kit,M2 M3, for Lenovo Toshiba Gateway Samsung HP IBM Dell Sony Acer m2 slot screw m2 screw, is 2mm diameter 3mm long and is METRIC, for sure The correct screw size is x 3mm m2

m2 slot screw This is a Mounting Kits set with Stand Off and Screw for PC or Laptop Motherboard to Mount the SSD Easy to use and simple to install

m2_1 slot I just purchased a Samsung SSD, and I had no trouble inserting it, but when I tried to screw it down with the screws that were included It might be necessary to screw the SSD to the mount on the PCIe slot to secure it in place Be careful not to overtighten the screw or you can risk damaging