220-Piece Metric Locking Nut Kit (H-ex Lock Nuts)

Product Information
Name: 220PCS Metric Nylon Insert H-ex Lock Nuts Assortment Kit, M3-M12 Self-Locking Stainless Steel Lock Nuts
Color: Silver (Stainless Steel) with Blue Nylon Insert
Features:
Secure Self-Locking Design: Built-in blue nylon ring creates a reliable vib-ration-resistant lock, effectively preventing nuts from loosening under shock or vib-ration.
Premium 304 Stainless Steel: High-quality stainless steel construction offers excellent rust and corrosion resistance, suitable for indoor and outdoor use.
Complete Size Assortment: 220 pieces in total, covering common metric sizes M3, M4, M5, M6, M8, M10, M12 to meet all your fastening needs.
Reusable & Durable: Nylon insert maintains consistent locking performance even after repeated installation and removal, ensuring long-lasting reliability.
Organized Storage: Packed in a clear, labeled plastic storage box for easy size selection, quick access, and convenient portability.
Wide Application: Ideal for automotive repairs, machinery assembly, furniture building, home DIY projects, and industrial use.
Package Includes:
220 x Nylon Insert H-ex Lock Nuts (M3-M12, assorted sizes)
Note:
Manual measurement, please allow 1-2mm size error.
Due to different monitors and lighting, the actual color may be slightly different from the picture.
Wear protective gloves during installation to avoid injury from sharp edges.
Do not over-tighten to prevent damage to the nylon insert.
Store in a dry place to avoid corrosion.