Helicoil R389-4 Thread Insert, 1/4" x 24", ~0.5" Long — Pack of 12

Restore damaged or worn threads quickly with the Helicoil R389-4 thread insert, designed specifically for a 1/4" x 24 thread series and a length of approximately 0.5 inches. Each package includes 12 inserts and the required drill size to install them (17/64 inch).

Made in the USA, these inserts reinforce threaded connections and help maintain the integrity of fastened components across automotive, machinery, and industrial maintenance tasks. They deliver corrosion resistance and mechanical strength to prevent wear and stripping, enabling repairs to be performed without unnecessary disassembly or part replacement.

What’s in the package

• 12 Helicoil inserts
• Included drill size: 17/64 inch
• Made in the USA
• Accessory items: 16-0529 - Mini Motorcycle Lift Tool, 41-0151 - Gasoila Red Varnish Sealant, 41-0168 - Gasgacinch Gasket Sealer

Specifications and compatibility

• Thread series: Special thread series
• Thread size: 1/4" x 24
• Length: Approximately 0.5 inches
• Quantity: 12 inserts per package

Heli-Coil thread inserts only for special thread series with thread size of 1/4 inch X 24 and a length of.500 inch. Includes 12 inserts drill size 17/64.

The Helicoil R389-4 is a high-quality thread insert designed specifically for specialized thread series with a size of 1/4 inch x 24 and a length of approximately 0.5 inches. These inserts are ideal for repairing or reinforcing damaged threads in various applications, providing a durable and reliable solution for maintaining the integrity of threaded components. Each package includes 12 inserts along with the necessary drill size of 17/64 inch to facilitate easy installation. Crafted in the USA, these Helicoil inserts ensure precision fit and long-lasting performance in your repair projects.
Designed for versatility, the R389-4 inserts are suitable for use in automotive, machinery, and industrial maintenance tasks where thread repair is essential. The inserts are engineered to deliver excellent corrosion resistance and mechanical strength, extending the lifespan of threaded components and preventing wear and stripping. Whether you're performing routine repairs or working on critical systems, these Helicoil inserts provide a dependable solution to restore threads without the need for extensive disassembly or costly replacements.
Compatibility and ease of use are key benefits of the Helicoil R389-4. The package includes accessory items such as a mini motorcycle lift tool, Gasoila red varnish sealant, and Gasgacinch gasket sealer, making it a comprehensive kit for various repair needs. These accessories enhance the installation process and help ensure a secure, long-lasting repair. With a compact design and straightforward installation process, these thread inserts are a valuable addition to any tool kit for professionals and DIY enthusiasts alike.

Features:

• Thread Series: Special thread series with 1/4 inch x 24 size

• Length: Approximately 0.5 inches

• Quantity: 12 inserts per package

• Included Drill Size: 17/64 inch

• Made in the USA

• Accessory Items: 16-0529 - Mini Motorcycle Lift Tool, 41-0151 - Gasoila Red Varnish Sealant, 41-0168 - Gasgacinch Gasket Sealer