1500PCS Screw Assortment Kit, M2-M6 10.9 Alloy Steel Hex Flat Cap Bolts

1500PCS Screw Assortment Kit, M2-M6 10.9 Alloy Steel Hex Flat Cap Bolts

• ULTRA-HIGH 10.9 GRADE STEEL: Forged from premium Grade 10.9 alloy steel with a sleek black oxide finish. These metric screws offer exceptional tensile strength, rust protection, and anti-corrosion performance, eliminating the common issue of snapped or sheared bolt heads under high torque.
• COMPLETE 5-IN-1 FULL REPAIR KIT: A massive 2404-piece comprehensive collection providing an all-in-one fastening solution. Each specification includes the matching screws, hex nuts, flat washers, and split-lock spring washers, plus 4 corresponding Allen wrenches for immediate, hassle-free installation.
• PRECISION BEVELED BUTTON HEAD: Engineered with standard metric coarse threads and deep internal hex drives (Allen socket head). The button/pan head profile distributes clamping force evenly while preventing socket stripping, perfect for low-clearance or high-vibration applications.
• M2 M3 M4 M5 VERSATILE APPLICATION: Covers a fine-tuned grid of microscopic and standard mechanical specifications (M2*4mm up to M5*20mm). Highly sought after by hobbyists and professionals for RC car trucks, 3D printers, computer building, robotics, drones, and precision machinery.
• REINFORCED CLASSIFIED STORAGE BOX: Neatly organized in a rugged, heavy-duty organizer case with secure snap-locks and partition walls that prevent cross-compartment mixing during shipping. Features a detailed, clear sizing chart on the inside lid for rapid, error-free identification.