228Pcs PC Screw Standoff Set Kit for Computer Case Hard Drive Motherboard Cooler Fan Graphic Cards Material: Made of Brass and steel, which offer superior Rust and Oxidation resistance. 10 Different Screws, Gasket and Standoffs, perfect for repairs on your Computer, Laptop, Easy to Use: Perfect for computer case, power supply, motherboard, hard drives, fan and CD/DVD-ROM drives fixed installation. The screws come in a sturdy plastic box with different chambers for easy find and use. Package Includes: Black Case Thumb Screws: 6x, Silver Case Thumb Screws 6x, Black Case Fan Screws 24x, Silver Case Fan Screws 24x, CD/DVD-ROM Screws 30x, Hard Drive Screws 30x, Chassis Screws 24x, Motherboard Screws 30x, Brass Standoff Screws 24x, Motherboard Gasket Isolation Washers 30x. Easy Installation: Accurate Replacement part used to Replace the broken damaged part! Perfect fit. You do not need a Technician to do it.