HELI-COIL Insert Installation Tool: Prewinder Type II, Helical Inserts
The HELI-COIL Prewinder Type II is a steel installation tool for helical inserts, designed for right-hand fine metric threads (MPN 7755-10). 3G Electric interprets this demand and delivers the genuine tool, backed by…
SKU 3G-OTH-531076
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Product Description
The HELI-COIL Prewinder Type II is a steel installation tool for helical inserts, designed for right-hand fine metric threads (MPN 7755-10). 3G Electric interprets this demand and delivers the genuine tool, backed by specialist sourcing and support across 14 industrial departments — including combustion, pumps, and controls — to ensure you get the right solution.
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 II used for?
The HELI-COIL Prewinder Type II is a steel installation tool used to prewind helical inserts into right-hand fine metric threads. It ensures proper insert alignment before final installation, commonly applied in automotive, aerospace, and industrial repair where thread reinforcement is needed.
What are the specifications of the HELI-COIL Prewinder Type II?
The HELI-COIL Prewinder Type II (MPN 7755-10) is a steel tool for helical inserts. It is metric, compatible with right-hand fine threads, and designed for helical inserts. 3G Electric supplies this genuine tool across 14 industrial departments, including combustion, pumps, and controls.
Where to buy the HELI-COIL Prewinder Type II worldwide?
3G Electric supplies the HELI-COIL Prewinder Type II worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this genuine installation tool to your facility. Contact us for availability and lead time.
How to install a helical insert with the Prewinder Type II?
To install a helical insert with the HELI-COIL Prewinder Type II, first select the correct insert size for your fine metric thread. Place the insert onto the tool's tang, then rotate the tool clockwise to prewind the insert into the tapped hole. Follow standard thread repair practices for best results.
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.









