HELI-COIL Helical Insert: Tanged Tang Style, Screw-Locking, 3/4"-10 Thread Size
The HELI-COIL Helical Insert is a tanged tang-style, screw-locking insert with a 3/4"-10 coarse thread, 3/4 in overall length, and a tensile strength of 200,000 to 250,000 psi. Made from 18-8 material, it is designed…
SKU 3G-OTH-529061
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Product Description
The HELI-COIL Helical Insert is a tanged tang-style, screw-locking insert with a 3/4"-10 coarse thread, 3/4 in overall length, and a tensile strength of 200,000 to 250,000 psi. Made from 18-8 material, it is designed for right-hand threading in metal and uses an STI tap size of 3/4"-10. 3G Electric interprets demand and delivers this genuine industrial insert across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.
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 tapped threads in metal. This screw-locking, tanged tang-style insert with 3/4"-10 coarse thread provides a strong, wear-resistant thread in soft materials like aluminum or cast iron. 3G Electric supplies this genuine HELI-COIL insert across 14 industrial departments, with specialist depth in combustion, pumps and controls.
What are the specifications of the HELI-COIL 3585-12CN750 insert?
This HELI-COIL insert has a 3/4"-10 coarse thread, 3/4 in overall length, and a tensile strength of 200,000 to 250,000 psi. It is made from 18-8 material, right-hand thread direction, and requires an STI tap size of 3/4"-10. It is designed for metal substrates and uses a plain finish.
Where to buy HELI-COIL helical inserts in worldwide?
3G Electric supplies genuine HELI-COIL helical inserts worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order the 3585-12CN750 screw-locking insert or any other HELI-COIL part number for your application.
How to install a HELI-COIL tanged tang-style insert?
Installation requires drilling out the damaged thread, tapping with the correct STI tap (3/4"-10 for this insert), then winding the insert onto a tang installation tool until it is below the surface. Break off the tang with a punch. Always follow HELI-COIL's published instructions for proper thread depth and torque.
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Common applications for HELI-COILHELI-COIL Products
3G Electric supplies HELI-COIL screw-locking tanged helical inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









