Thred Insert / Helicoil

High-quality Helicoil and thread repair inserts designed for restoring stripped threads or reinforcing internal threads in soft materials like aluminum, magnesium, and plastic.

Key Features:

• Durable stainless steel construction
• Available in metric and imperial sizes (M3–M20, #4–3/4")
• Free-running and screw-locking types
• Easy to install with standard tools
• Corrosion and heat-resistant

Common Applications:

• Automotive – spark plug thread repair
• Aerospace and aviation assemblies
• Industrial machinery and tool maintenance
• 3D printed part reinforcement

Specifications:

Item	Details
Material	Stainless Steel A2 / A4
Size Range	M3 to M20 (Metric), #4-40 to 3/4"-10 (Imperial)
Insert Types	Free-Running, Screw-Locking
Applications	Automotive, Aerospace, Plastics, 3D Printing
Included Tools	Tap, Insert Tool, Tang Breaker, Drill (some kits)