PC Computer Screws Standoffs Set Kit for Hard Drive Computer Case Motherboard Features: Material: High Quality brass and steel, which have superior rust resistance and the excellent of oxidation resistance, which can ensure long time using. Size : Total 8 different computer pc screws, different screw can meet your different needs. Personal Computer Screw Standoffs Set Kit for installing or repairing an internal CPU disk, motherboard, radiator, cooling fan, power tower, graphic card, hard drive, case, monitor, flat panel screen, or CD-ROM. Package includes: PC case screws, power supply, motherboard screws, hard drive screws, fan screws, brass bracket mounting screws and insulating washers 5pcs high quality #6-32x6mm Desktop Computer PC Case Chassis Thumb Screws M3.5 Tool-Less Adjustment Quantity: 85pcs Color: as photo shows Material: metal(screws) + plastic (box) Weight(packaging weight excluded):2.11oz Box size: 68mm/2.67"x52mm/2.04" x12mm/0.47"(L X W X H) Warning: the product are small parts, keepaway from children and kids. Package Included: Mainboard brass standoffs screws (M3 x 6 + 6) : 10 pcs Mainboard fixed screws (M3 x 5) : 10 pcs Mainboard insulation gasket (red M3 x 8) : 20 pcs CD-ROM set screws (M3 x 4) : 10 pcs Hard drive screw (M3.5 x 5) : 10 pcs Chassis hand twist screw (black M3.5 x 5) : 5pcs Chassis high-strength screw (M3.5 x 6) : 10pcs Conventional chassis fan retaining screw(Nickel Plated M5 x 10) : 10 pcs