HELI-COIL Helical Insert: Tanged Tang Style, Free-Running, M8-1.25 Thread Size, Plain
The HELI-COIL Helical Insert is a free-running, tanged tang style insert with M8-1.25 thread size, right-hand coarse metric threads, and a tensile strength of 200,000 to 250,000 psi. Made from 18-8 stainless steel…
SKU 3G-OTH-599117
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Product Description
The HELI-COIL Helical Insert is a free-running, tanged tang style insert with M8-1.25 thread size, right-hand coarse metric threads, and a tensile strength of 200,000 to 250,000 psi. Made from 18-8 stainless steel, this plain finish insert has an 8.3mm length and comes in a 500-piece pack (MPN 1084-8CN120S).
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is a HELI-COIL helical insert used for?
A HELI-COIL helical insert repairs or reinforces threads in metal components. It is commonly used in automotive, aerospace, and industrial applications to restore stripped threads or provide stronger threads in softer materials like aluminum.
What are the specifications of the HELI-COIL M8-1.25 insert?
This HELI-COIL insert is free-running, tanged tang style, with M8-1.25 right-hand coarse metric threads. It is made from 18-8 stainless steel, has an 8.3mm length, a tensile strength of 200,000 to 250,000 psi, and comes in a 500-piece pack (MPN 1084-8CN120S).
Where to buy HELI-COIL helical inserts worldwide?
3G Electric supplies HELI-COIL helical inserts worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine HELI-COIL products to your facility, ensuring you get the correct thread repair solution for your application.
How to install a HELI-COIL tanged helical insert?
To install a HELI-COIL tanged insert, drill out the damaged thread to the specified tap drill size, tap the hole with the correct HELI-COIL tap, then use a tang-style installation tool to wind the insert into the hole. After installation, break off the tang with a punch.
Used in
Common applications for HELI-COILHELI-COIL Products
3G Electric supplies HELI-COIL free-running tanged helical inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









