Description
h2>Product Overview
This 84-piece Helicoil Type Screw Repair Sleeve Kit by Rustark is designed for precision thread repair in demanding industrial and mechanical applications. Made from high-grade 304 stainless steel, each insert offers superior corrosion resistance, hardness, and smooth threading. The kit includes seven sizes: M3 (20 pcs), M4 (15 pcs), M5 (15 pcs), M6 (10 pcs), M8 (8 pcs), M10 (8 pcs), and M12 (8 pcs), packaged in a grid case for easy organization and storage. Ideal for use in aviation, automotive, electronics, and semiconductor equipment, this kit ensures long-term durability and secure fastening under vibration and load.
Usage
This kit is widely used in industries requiring thread repair and reinforcement, including automotive assembly, aerospace components, electronic enclosures, and mechanical equipment. It is suitable for professionals and DIYers who need to restore damaged or stripped threads in metal parts. The inserts are compatible with standard metric screws and can be installed using standard tools, making them ideal for both factory and field applications.
Why Choose Us
Rustark’s Helicoil Type Thread Inserts are engineered for reliability and performance. Each insert is precision-machined to ensure deep, smooth threads that resist deformation and wear. The locking design prevents slippage under vibration, enhancing the strength and stability of the fastened joint. The 304 stainless steel material ensures long-term corrosion resistance, even in harsh environments. Additionally, Rustark offers reliable after-sales service, with customer support available within 24 hours for any questions or issues.
Key Features
- High-quality 304 stainless steel construction for rust resistance and durability
- Locking design prevents screw slippage under vibration and load
- Smooth, deep threads ensure secure and long-lasting fastening
- 7-size assortment (M3-M12) for versatile repair applications
- Reliable after-sales service with 24-hour customer support
FAQ
What materials are these thread inserts made of?
This kit is widely used in industries requiring thread repair and reinforcement, including automotive assembly, aerospace components, electronic enclosures, and mechanical equipment. It is suitable for professionals and DIYers who need to restore damaged or stripped threads in metal parts. The inserts are compatible with standard metric screws and can be installed using standard tools, making them ideal for both factory and field applications.
Why Choose Us
Rustark’s Helicoil Type Thread Inserts are engineered for reliability and performance. Each insert is precision-machined to ensure deep, smooth threads that resist deformation and wear. The locking design prevents slippage under vibration, enhancing the strength and stability of the fastened joint. The 304 stainless steel material ensures long-term corrosion resistance, even in harsh environments. Additionally, Rustark offers reliable after-sales service, with customer support available within 24 hours for any questions or issues.
Key Features
- High-quality 304 stainless steel construction for rust resistance and durability
- Locking design prevents screw slippage under vibration and load
- Smooth, deep threads ensure secure and long-lasting fastening
- 7-size assortment (M3-M12) for versatile repair applications
- Reliable after-sales service with 24-hour customer support
FAQ
What materials are these thread inserts made of?
Rustark’s Helicoil Type Thread Inserts are engineered for reliability and performance. Each insert is precision-machined to ensure deep, smooth threads that resist deformation and wear. The locking design prevents slippage under vibration, enhancing the strength and stability of the fastened joint. The 304 stainless steel material ensures long-term corrosion resistance, even in harsh environments. Additionally, Rustark offers reliable after-sales service, with customer support available within 24 hours for any questions or issues.
Key Features
- High-quality 304 stainless steel construction for rust resistance and durability
- Locking design prevents screw slippage under vibration and load
- Smooth, deep threads ensure secure and long-lasting fastening
- 7-size assortment (M3-M12) for versatile repair applications
- Reliable after-sales service with 24-hour customer support
FAQ
What materials are these thread inserts made of?
- High-quality 304 stainless steel construction for rust resistance and durability
- Locking design prevents screw slippage under vibration and load
- Smooth, deep threads ensure secure and long-lasting fastening
- 7-size assortment (M3-M12) for versatile repair applications
- Reliable after-sales service with 24-hour customer support
FAQ
What materials are these thread inserts made of?
What materials are these thread inserts made of?
These inserts are made from 304 stainless steel, known for its high hardness, corrosion resistance, and durability. This material ensures long-term performance even in harsh environments.
What sizes are included in this kit?
The kit includes seven sizes: M3 (20 pcs), M4 (15 pcs), M5 (15 pcs), M6 (10 pcs), M8 (8 pcs), M10 (8 pcs), and M12 (8 pcs), totaling 84 pieces for versatile repair applications.
Can these inserts be used in automotive applications?
Yes, these inserts are ideal for automotive applications. They are designed to repair stripped threads in engine components, chassis parts, and other metal assemblies where vibration resistance is critical.
How do I install these thread inserts?
Installation is straightforward using standard tools. First, drill a hole to the specified size, then tap it with a tap to create internal threads. Insert the helicoil using a coil insertion tool, and secure it with a screw to lock it in place.
What is the warranty or return policy?
Rustark offers reliable after-sales service. If you have any questions or issues with your package, contact customer support within 24 hours for prompt assistance.




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