【COMPLETE M5 FASTENER KIT】Everything You Need in One Box – This 280-piece M5 hex socket cap screw assortment includes 70 M5 socket head cap screws (6 lengths), 70 hex nuts, 70 flat washers, and 70 lock washers, all designed in a unified M5 standard for easy matching without compatibility concerns. Ideal for beginners and professionals.
【PREMIUM 12.9 GRADE ALLOY STEEL】Built for Strength & Durability – Made from 12.9 grade high-strength alloy steel, these M5 machine screws deliver superior hardness, wear resistance, and load-bearing performance. Black oxide coating helps resist rust, scratches, and corrosion for long-lasting reliability.
【NON-SLIP DESIGN FOR EASY INSTALLATION】Secure Grip & Smooth Driving – Features a knurled cylinder head for convenient hand pre-tightening and a precision hex socket drive that minimizes stripping and slipping during installation. Ideal for precision assembly and repeated use.
【6 COMMONLY USED M5 SIZES】Versatile Length Selection – Includes M5 screws in 8mm, 12mm, 16mm, 20mm, 25mm, and 30mm, covering common fastening needs for repair, assembly, maintenance, and engineering projects.
【ORGANIZED STORAGE & WIDE APPLICATION】Easy to Store & Carry – Comes in a transparent compartment organizer box (6.85 × 4.02 × 0.87 in) to keep parts neatly sorted and quickly accessible. Perfect for 3D printers, electronics, machinery, home repairs, DIY projects, robotics, and equipment maintenance.