Kadrick Metric Screw Assortment, 2000PCS Metric Bolt Assortment Kit M2 M3 M4 M5 Machine Screws with Lock & Flat Washers, Grade 10.9 Alloy Steel Hex Socket Button Head Black Screws Nuts and Bolts Kit

Kadrick Metric Screw Assortment, 2000PCS Metric Bolt Assortment Kit M2 M3 M4 M5 Machine Screws with Lock & Flat Washers, Grade 10.9 Alloy Steel Hex Socket Button Head Black Screws Nuts and Bolts Kit

• 【SMALL PRECISION SCREWS – IDEAL FOR 3D PRINTING & DIY】 Includes M2 / M3 / M4 / M5 metric screws, specially designed for 3D printing, electronics repair, RC models, and precision DIY projects. ⚠️ These are small-size screws, NOT suitable for heavy-duty or large mechanical use. Please check sizes carefully before purchasing.
• 【WIDE SIZE COVERAGE – MOST COMMON SIZES IN ONE KIT】 Covers the most frequently used metric sizes: M2 (4/8/12/16mm), M3 (6/8/12/16mm), M4 & M5 (8/12/16/20mm) with standard ISO/DIN threads. One complete kit eliminates repeated purchases and ensures you always have the right size on hand.
• 【MOST FREQUENTLY USED SIZES FOR 3D PRINTING & DIY】 This kit includes M2, M3, M4, and M5 — the most commonly used metric screw sizes for 3D printing, robotics, RC models, and precision DIY projects. With a balanced 1:1 ratio of screws, nuts, washers, and lock washers, it provides a complete fastening solution for a wide range of assembly needs.
• 【CLEARLY ORGANIZED BOX + SIZE LABELS + INCLUDED WRENCHES】 All parts are stored in a durable, compartmentalized case with clear, easy-to-read labels for quick identification. Includes M2–M5 hex keys (Allen wrenches), making installation faster and more convenient right out of the box.
• 【10.9 GRADE ALLOY STEEL – DURABLE & PRECISE THREADS】 Made from high-strength 10.9 grade alloy steel, featuring clean threads, excellent durability, and reliable fastening performance. Backed by Kadrick’s strict quality control and a 24-month warranty for worry-free use.