HELI-COIL Threaded Mandrel Tool: Threaded Mandrel Type AM, Helical Inserts
The HELI-COIL Threaded Mandrel Tool Type AM (MPN 3747-10) is a metric installation tool for steel helical inserts with right-hand coarse threads. 3G Electric interprets this demand and delivers the genuine OEM tool…
SKU 3G-OTH-531070
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Product Description
The HELI-COIL Threaded Mandrel Tool Type AM (MPN 3747-10) is a metric installation tool for steel helical inserts with right-hand coarse threads. 3G Electric interprets this demand and delivers the genuine OEM tool, backed by specialist sourcing and support across 14 industrial departments — including combustion, pumps, and controls — to ensure you get the right answer, not just a catalog.
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 the HELI-COIL Threaded Mandrel Tool Type AM used for?
The HELI-COIL Threaded Mandrel Tool Type AM (MPN 3747-10) installs steel helical inserts into pre-tapped holes to repair or reinforce threads. It is used across industrial maintenance, automotive, and manufacturing applications where metric coarse right-hand threads are required.
What are the specifications of the HELI-COIL Threaded Mandrel Tool Type AM?
The HELI-COIL Threaded Mandrel Tool Type AM (MPN 3747-10) is a metric installation tool for steel helical inserts. It is compatible with right-hand coarse threads and helical insert types. The tool is made of steel and is designed for precision thread repair.
Where to buy the HELI-COIL Threaded Mandrel Tool Type AM worldwide?
3G Electric supplies the genuine HELI-COIL Threaded Mandrel Tool Type AM (MPN 3747-10) worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this metric installation tool.
How to install helical inserts with the HELI-COIL Threaded Mandrel Tool Type AM?
To install helical inserts, first drill and tap the hole to the specified metric coarse thread size. Then, thread the insert onto the mandrel tool, 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.









