Metric Screw Assortment Kit M2 M3 M4 M5 – 1,680 Pieces | Premium Alloy Steel

🧰 Metric Screw Assortment Kit M2 / M3 / M4 / M5 – Screws, Nuts & Washers Included

The M2/M3/M4/M5 Metric Screw Assortment Kit is the ultimate fastening solution for makers, technicians, and professionals who need reliable, durable, and ready-to-use hardware for any project.

Perfect for 3D printers, electronics, CNC machines, robotics, drones, PCs, furniture, and general repairs, this comprehensive kit ensures you always have the right fastener on hand — no more stopping a project due to missing screws.

Manufactured from high-quality alloy steel, these fasteners deliver superior strength, excellent hardness, corrosion resistance, and consistent performance even in demanding environments.

Why This Kit Is Essential

✔ Premium Alloy Steel Construction

Made from industrial-grade alloy steel, the screws offer:

• High hardness and strength
• Excellent corrosion resistance
• Minimal deformation under load
• Long service life

Ideal for 3D-printed parts, CNC builds, electronics, drones, mechanical assemblies, and everyday repairs.

✔ Professional Allen (Hex Socket) Head Design

Hex socket head cap screws provide:

• Even torque distribution
• Secure tightening without stripping
• Excellent resistance to vibration
• Clean, flush, professional finish after installation

✔ Complete Set with Matching Nuts & Flat Washers

Each screw size includes compatible nuts and washers, ensuring:

• Precise fastening
• Better load distribution
• Reduced wear on parts
• Improved durability and finish

✔ Organized Storage Case

All components are sorted by size in individual compartments, making identification fast and keeping your workspace efficient and organized.

✔ Designed for Any Project

Recommended for:

• 3D printers and upgrades
• Electronics and circuit boards
• PCs and computer cases
• Robotics and drones
• Machines and tools
• Furniture assembly and repairs
• Light mechanical work
• Prototyping and DIY projects

A must-have kit for makers, technicians, assemblers, repair professionals, and hobbyists.

What’s Included (1,680 Pieces Total)

The kit includes screws, nuts, and flat washers in the following sizes:

M2

• M2 × 4mm
• M2 × 6mm
• M2 × 10mm
• M2 × 12mm

M3

• M3 × 6mm
• M3 × 8mm
• M3 × 12mm
• M3 × 16mm

M4

• M4 × 8mm
• M4 × 12mm
• M4 × 16mm
• M4 × 20mm

M5

• M5 × 12mm
• M5 × 16mm
• M5 × 20mm
• M5 × 25mm

✔ All sizes include matching nuts and flat washers.

Why Makers Love This Kit

This is exactly the type of essential hardware kit every maker needs. It prevents downtime, delivers a professional finish, and adds structural reliability to any build — especially 3D printers, mods, upgrades, and custom projects.

FAQ – Frequently Asked Questions

1. Does the kit include nuts and washers for all sizes?
Yes. Every screw size (M2, M3, M4, and M5) includes matching nuts and washers for secure assembly.

2. Are the screws rust-resistant?
Yes. They are made from high-quality alloy steel with corrosion resistance suitable for long-term use.

3. Is this kit suitable for 3D printers?
Absolutely. These are the most commonly used sizes for 3D printers, CNC machines, mods, and upgrades.

4. Do the Allen heads fit standard hex keys?
Yes. The screws use standard hex socket heads compatible with common Allen keys.

5. Is this kit suitable for professional use?
Yes. The precision, strength, and consistency make it ideal for professionals, makers, technicians, and repair specialists.

6. Are the parts organized and labeled?
Yes. The kit comes in a compartmentalized storage case, organized by size for easy access.