Product introduce: 502PCS Computer Screws Assortment Kit;This pc screws kit can effectively help you install or repair your computer. | Product features: These motherboard standoffs screws are made of brass, nickel and zinc plated, which have strong rust resistance, good oxidation resistance, and long service life. Total 15 different pc screws, including 6 different sizes: M2, M3, M3.5, M5, #6-32. | Easy to use: These pc screws are packed in a labeled plastic box, which is convenient for storaging, selecting and using. Our motherboard standoffs screws are abundant in quantity and variety. You can get the necessary computer screws. | Product application: This computer screw kit is suitable for various computer components, for Motherboard, PC Fan, PC Case, HDD Hard Drive, Graphics, ATX Case, Chassis, SSD, CD-ROM, Laptop etc. | Product include: 502PCS Computer Screws(ATX Standoff Screws, Main Board Screws, CD-ROM Screws, Hard Drive Screws, Chassis Hand Twist Screws, Flat Head Screw, Insulation Gasket, Fan Retaining Screws, Chassis Screws, Hex Nut, Notebook Screws)