Description
Wire Screw Sleeve Thread Repair Inserts Assortment Kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12
Product Overview
This comprehensive thread repair kit includes 210 high-precision wire thread inserts in metric sizes M3, M4, M5, M6, M8, M10, and M12. Each insert is crafted from 304 stainless steel, offering superior corrosion resistance, rust protection, and oxidation resistance. The helical design ensures even load distribution and eliminates pitch deviation, enhancing the strength and longevity of threaded connections. Ideal for industrial and scientific applications, these inserts are packed in a clear plastic box with each size sorted in a grid for easy access and organization.
Usage
These thread repair inserts are widely used in demanding environments such as aviation, automotive manufacturing, steam turbines, electronic communications, computers, lamps, molds, mechanical equipment, radiators, and semiconductor equipment. They are particularly useful for repairing damaged or stripped threads in machinery, tools, and electronic devices. The inserts are designed for use by technicians, engineers, and maintenance professionals who require reliable, long-lasting thread repair solutions.

Why Choose Us
Our thread repair inserts are manufactured with high-precision engineering and tested for durability under extreme conditions. The 304 stainless steel material ensures long-term performance and resistance to environmental degradation. Each insert is designed to provide a secure, vibration-resistant connection that can withstand heavy loads and repeated use. The kit’s organized packaging and comprehensive size range make it ideal for both professional and DIY applications. We offer reliable customer support and a commitment to quality that ensures your satisfaction.
Key Features
- High-precision helical design ensures even load distribution and eliminates pitch deviation for stronger, more reliable connections.
- 304 stainless steel construction provides excellent corrosion resistance, rust protection, and oxidation resistance for long-term durability.
- Comprehensive size range (M3 to M12) covers most common threaded repair applications in industrial and scientific settings.
- Each insert is individually sorted in a grid within a clear plastic box for easy access, organization, and storage.
- Designed for heavy-duty use in aviation, automotive, electronics, and mechanical equipment with strong anti-seismic and anti-abrasion properties.
FAQ
What materials are used in these thread inserts?
These thread inserts are made from 304 stainless steel, which offers excellent corrosion resistance, rust protection, and oxidation resistance, making them ideal for long-term use in harsh environments.
What sizes are included in this thread repair kit?
The kit includes 7 metric sizes: M3, M4, M5, M6, M8, M10, and M12, providing comprehensive coverage for most common threaded repair applications.
Can these inserts be used in automotive applications?
Yes, these inserts are widely used in automotive applications due to their high-precision design, corrosion resistance, and ability to withstand heavy loads and vibrations.
How do I install these thread inserts?
Install the inserts using a standard tap or drill bit to create the appropriate hole size, then insert the wire thread insert using a specialized installation tool or by hand with a suitable wrench or pliers.
What is the best way to store this thread repair kit?
Store the kit in a dry, cool place in its clear plastic box. Keep the inserts organized by size in the grid compartments to prevent damage and ensure easy access when needed.




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