HELI-COIL Insert Installation Tool: Prewinder Type AM, Helical Inserts
The HELI-COIL Insert Installation Tool, Prewinder Type AM (MPN 3747-6), is a steel tool designed for installing helical inserts with right-hand, coarse threads in metric sizes. 3G Electric interprets your demand for…
SKU 3G-OTH-531060
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Product Description
The HELI-COIL Insert Installation Tool, Prewinder Type AM (MPN 3747-6), is a steel tool designed for installing helical inserts with right-hand, coarse threads in metric sizes. 3G Electric interprets your demand for this specific OEM tool, sourcing it across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as a trust anchor.
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 Prewinder Type AM installation tool used for?
The HELI-COIL Prewinder Type AM (MPN 3747-6) is a steel tool used to prewind and install helical inserts with right-hand, coarse metric threads. It ensures proper insert alignment during installation in applications like automotive, aerospace, and industrial repair. 3G Electric supplies this OEM tool globally.
What are the specifications of the HELI-COIL 3747-6 installation tool?
The HELI-COIL 3747-6 is a Prewinder Type AM tool made of steel. It is designed for helical inserts with right-hand, coarse metric threads. The tool is compatible with metric system inserts and is manufactured by HELI-COIL. 3G Electric sources this specific OEM part across 14 industrial departments.
Where to buy the HELI-COIL Prewinder Type AM tool worldwide?
3G Electric supplies the HELI-COIL Prewinder Type AM (MPN 3747-6) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery for this OEM installation tool. Contact us to order this steel helical insert prewinder for your metric coarse thread applications.
How to install helical inserts using the HELI-COIL Prewinder Type AM?
To install helical inserts with the HELI-COIL Prewinder Type AM, first tap the hole to the correct metric coarse thread size. Then place the insert onto the tool's mandrel and rotate the prewinder to wind the insert into the tapped hole. Break off the tang after installation. 3G Electric supplies this OEM tool for reliable thread repair.
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.









