HELI-COIL Thread Repair Kit: Tanged Tang Style, Free-Running, 4 Inserts, 60 Pieces
The HELI-COIL Thread Repair Kit (MPN 4937-150) is a tanged tang style helical insert assortment containing 60 pieces across 3 sizes, with 4 free-running inserts per size. It includes an STI tap size of M5-0.80…
SKU 3G-OTH-526542
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Product Description
The HELI-COIL Thread Repair Kit (MPN 4937-150) is a tanged tang style helical insert assortment containing 60 pieces across 3 sizes, with 4 free-running inserts per size. It includes an STI tap size of M5-0.80, features a coarse thread type and right-hand thread direction, and is made from 18-8 material grade for use in metal. This metric kit is finished plain and is designed for thread repair applications.
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 Thread Repair Kit 4937-150 used for?
The HELI-COIL Thread Repair Kit 4937-150 is used to restore damaged internal threads in metal components. It includes 60 helical inserts across 3 sizes, with 4 free-running inserts per size, and an STI tap size M5-0.80 for coarse metric threads.
What are the specifications of the HELI-COIL Thread Repair Kit 4937-150?
This kit includes 60 pieces across 3 sizes, with 4 free-running helical inserts per size. It features an STI tap size M5-0.80, coarse thread type, right-hand thread direction, and 18-8 material grade. It is metric and compatible with metal.
Where to buy the HELI-COIL Thread Repair Kit 4937-150 worldwide?
3G Electric supplies the HELI-COIL Thread Repair Kit 4937-150 worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this thread repair kit to your facility, regardless of location.
How to select the right HELI-COIL thread repair kit for metric threads?
To select the right HELI-COIL kit, match the STI tap size to your damaged thread's nominal diameter and pitch. For metric coarse threads like M5-0.80, use a kit with the corresponding tap and inserts. Ensure the kit includes the correct number of inserts for your repair job.
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Common applications for HELI-COILHELI-COIL Products
3G Electric supplies HELI-COIL helical insert assortments. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.






