Steel - Zinc Plated - Phillips Head - M5 Thread - 10 mm - 50-Pack This 50 pack of M5 screws are used to secure standard case fans with M5 mounting holes. 50 individual screws are including making this an ideal solution for IT departments or repair shops that require plenty of screws on hand for new system builds or upgrades. High-Quality Screws These screws are manufactured using high-quality steel and feature a nickel plating. Each screw has a flat Philips head and an M5 thread and are 10 mm in length. Easy Installation The screws are self-tapping and install easily into threadless holes and can be installed using a standard Phillips head (cross head) screwdriver. M5FANSCREW10 is backed by a StarTech.com lifetime warranty and free lifetime 24/5 multi-lingual North American based technical support. StarTech.com has been the IT professionals\' choice for over 30 years.