HELI-COIL Thread Gauge: Thread Gauge, Helical Inserts
The HELI-COIL Thread Gauge (MPN 1442-4) is an inch-system installation tool for helical inserts, designed for 1/4"-20 coarse, right-hand external threads. 3G Electric interprets your demand for thread-repair tooling…
SKU 3G-OTH-530971
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Product Description
The HELI-COIL Thread Gauge (MPN 1442-4) is an inch-system installation tool for helical inserts, designed for 1/4"-20 coarse, right-hand external threads. 3G Electric interprets your demand for thread-repair tooling and delivers this gauge as part of our curated industrial supply across 14 departments — with specialist depth in combustion, pumps and controls as an authorised distributor.
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 Gauge 1442-4 used for?
The HELI-COIL Thread Gauge 1442-4 is used to verify the correct size and pitch of helical insert installations in inch-system coarse threads. It ensures a 1/4"-20 right-hand external thread is properly formed before inserting the coil, preventing cross-threading and extending repair life.
What are the specifications of the HELI-COIL Thread Gauge 1442-4?
The HELI-COIL Thread Gauge 1442-4 is an inch-system tool for helical inserts. It is compatible with 1/4"-20 coarse, right-hand external threads. The gauge is made by HELI-COIL and is designed for use with helical insert installation tooling.
Where to buy the HELI-COIL Thread Gauge 1442-4 worldwide?
3G Electric supplies the HELI-COIL Thread Gauge 1442-4 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source and deliver this thread gauge as part of our curated offering across 14 departments.
How to use the HELI-COIL Thread Gauge 1442-4 for thread repair?
To use the HELI-COIL Thread Gauge 1442-4, first tap the hole to the correct size for a 1/4"-20 helical insert. Then insert the gauge into the tapped hole; it should fit smoothly without binding. If it does, the hole is ready for the insert. Always follow the manufacturer's instructions for best results.
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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.









