- Complete set of 400 hex socket set screws in 10 metric sizes (M3, M4, M5, M6, M8) - Made of high-quality class 12.9 steel alloy, ensuring maximum hardness and durability - Black corrosion-resistant finish, ideal for long-term indoor and outdoor use - Includes a sturdy, easy-to-open organizer case that keeps screws tidy and accessible - Perfect for door handles, faucets, light fixtures, knobs, cabinets, and general repairs - Make it easy to quickly replace lost or damaged screws in DIY and maintenance projects - Suitable for workshops, garages, plumbing, and household tasks - Safe product: keep away from children due to small parts