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 orientation, and coarse metric threads. Made from Nitronic 60 metal, it has a length of 8.3mm and a…
SKU 3G-OTH-599115
Need installation or engineering help?
Ask a question
Product Description
The HELI-COIL Helical Insert is a free-running, tanged tang style insert with M8-1.25 thread size, right-hand orientation, and coarse metric threads. Made from Nitronic 60 metal, it has a length of 8.3mm and a tensile strength of 200,000 psi, supplied in a 100-piece pack (MPN A1084-8EN160).
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 provides a durable, free-running internal thread for M8-1.25 fasteners, commonly used in automotive, aerospace, and industrial machinery to restore stripped holes or strengthen soft materials.
What are the specifications of the HELI-COIL M8-1.25 insert?
This HELI-COIL insert has M8-1.25 coarse metric threads, right-hand orientation, and a length of 8.3mm. It is made from Nitronic 60 metal with a tensile strength of 200,000 psi. Supplied in a 100-piece pack (MPN A1084-8EN160), it is plain finish and tanged tang style.
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 parts like the M8-1.25 tanged insert (MPN A1084-8EN160) to your facility, regardless of location.
How to install a HELI-COIL tanged helical insert?
To install a HELI-COIL tanged insert, drill the hole to the specified size, tap it with the correct HELI-COIL tap, then use a tang installation tool to wind the insert into the tapped hole. After installation, break off the tang with a punch. Always follow the manufacturer's instructions for best results.
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.









