Metric Screw Assortment, 2000PCS Metric Bolt Assortment Kit M2 M3 M4 M5 Machine Screws with Lock & Flat Washers

Key features

• 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.

Free shipping included. 30-day hassle-free returns.