Comprehensive 1220pcs Metric Screw Set

This extensive screw kit is designed to meet all your fastening needs with precision and reliability. It includes:

• 4 Sizes Available: M3, M4, M5, and M6 screws with precise thread diameters (3mm, 4mm, 5mm, 6mm).
• Diverse Lengths: Features various lengths for each size:
  • M3: 6mm, 8mm, 10mm, 12mm
  • M4: 8mm, 10mm, 16mm, 20mm
  • M5: 10mm, 16mm, 20mm, 30mm
  • M6: 16mm, 25mm, 35mm
• Precision Engineering: Average error of less than 0.01mm ensures high accuracy.

Perfect for DIY Projects

This hex socket head screw assortment is ideal for:

• 3D printing
• Electronics
• RC models
• DIY repairs
• Chair replacements
• CNC machinery

Durable Stainless Steel Material

Constructed from high-quality 304 stainless steel, this kit offers:

• Corrosion and rust resistance
• Smooth threads for easy installation
• High hardness for secure fastening and heavy-load capacity
• Long-term durability in all conditions

Organized Storage Box

The set comes in a compartmentalized case with clear labels for:

• Quick access to bolts, washers, and nuts
• A tidy workspace that speeds