HELI-COIL Threaded Mandrel Tool: Threaded Mandrel Type III, Helical Inserts
The HELI-COIL Threaded Mandrel Type III (MPN 3724-18) is an inch-system installation tool for steel helical inserts with right-hand coarse threads. 3G Electric interprets demand and delivers this tool alongside…
SKU 3G-OTH-531143
Need installation or engineering help?
Ask a question
Product Description
The HELI-COIL Threaded Mandrel Type III (MPN 3724-18) is an inch-system installation tool for steel helical inserts with right-hand coarse threads. 3G Electric interprets demand and delivers this tool alongside genuine industrial equipment across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.
Frequently Asked Questions
What is the HELI-COIL Threaded Mandrel Type III 3724-18 used for?
The HELI-COIL Threaded Mandrel Type III (MPN 3724-18) is an inch-system installation tool for steel helical inserts with right-hand coarse threads. It is used in industrial maintenance and repair to restore or reinforce threaded holes in metal components, common in automotive, aerospace, and general manufacturing applications.
What are the specifications of the HELI-COIL Threaded Mandrel Type III 3724-18?
The HELI-COIL Threaded Mandrel Type III (MPN 3724-18) is a steel installation tool for helical inserts. It is compatible with right-hand coarse threads, uses the inch system of measurement, and is designed for helical insert types. The brand is HELI-COIL, and the tool type is Threaded Mandrel Type III.
Where to buy the HELI-COIL Threaded Mandrel Type III 3724-18 worldwide?
3G Electric supplies the HELI-COIL Threaded Mandrel Type III (MPN 3724-18) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this tool for your helical insert installation needs.
How to install helical inserts with the HELI-COIL Threaded Mandrel Type III?
To install helical inserts with the HELI-COIL Threaded Mandrel Type III, first drill and tap the hole to the specified inch coarse thread size. Then, thread the insert onto the mandrel, align it with the hole, and turn the tool clockwise until the insert is seated. Finally, break off the tang using a tang break-off tool.
Used in
Common applications for HELI-COILHELI-COIL Products
3G Electric supplies HELI-COIL installation tools for helical inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









