Insert 1/4-28 - 12/Pk - Heli Coil Products

The Heli-Coil R1191-4 Thread Repair Inserts provide a professional-grade solution for permanently restoring stripped, damaged, or worn 1/4-28 UNC threads. This 12-pack ensures technicians have reliable components for critical automotive and industrial applications, maintaining equipment integrity and extending component lifespan.

Key Features

• Precision Thread Restoration: Engineered specifically for 1/4-28 UNC threads, these inserts create a robust, lasting repair that often surpasses the original thread strength.
• Durable Stainless Steel Construction: Crafted by Heli-Coil from high-quality stainless steel, these inserts offer superior resistance to corrosion, wear, and temperature fluctuations.
• Optimized Thread Engagement: Each insert is engineered with a length 1-1/2 times the nominal bolt diameter, providing maximum thread engagement and exceptional holding power.
• Professional 12-Pack Quantity: This 12-piece pack offers an ample supply for multiple repairs, making it a practical addition to any professional mechanic's or industrial technician's toolkit.

Applications

Heli-Coil 1/4-28 inserts are an indispensable resource for professional technicians across various fields. They are ideal for repairing stripped threads in critical automotive components such as engine blocks, cylinder heads, intake manifolds, and transmission casings, especially in materials like aluminum and cast iron. In industrial settings, these inserts support machinery repair, general maintenance, and manufacturing where reliable, high-strength threaded connections are crucial. They offer a cost-effective and permanent solution for salvaging valuable parts and preventing costly replacements.