Hyuduo M4x8mm Self-Tapping Thread Inserts Kit M6.5 Outer Thread for Aluminum

Hyuduo Self-Tapping Thread Inserts for Repair & Reinforcement

This 20-piece kit of Hyuduo M4x8mm self-tapping thread inserts is designed for repairing damaged screw holes and reinforcing threads in low-strength materials like aluminum and cast iron. They are ideal for applications requiring frequent component removal, helping to prevent thread damage and ensure a secure connection.

Key Features

• Durable Construction: Made from metal for reliable performance.
• Easy Installation: Direct installation without the need for pre-tapping.
• Prevents Loosening: Helps to secure screws, particularly in applications with high vibratory environments.
• Protects Workpieces: Installs into damaged screw holes, allowing normal screw use and preventing workpiece loss.

Specifications

• Brand: Hyuduo
• Quantity: 20 pieces
• Inner Thread Size: M4 (diameter) x 0.7 (pitch) x 8mm (length)
• Outer Thread Size: M6.5 (diameter) x 0.75 (pitch)
• Recommended Drilling Diameter:
  • Plastic: 5.8~5.9mm
  • Aluminum Alloy: 6.0~6.1mm
  • Cast Iron: 6.1~6.2mm
• Minimum Drilling Depth: 10mm

This kit includes an installation guide to assist with proper application.