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3G Electric
HELI-COIL Thread Repair Kit: 6 Inserts, 54 Pieces, 3 # of Sizes, Tanged Tang Style - Helical Insert Assortments
HELI-COILHelical Insert Assortments

HELI-COIL Thread Repair Kit: 6 Inserts, 54 Pieces, 3 # of Sizes, Tanged Tang Style

<p>This HELI-COIL Thread Repair Kit (MPN 4934) is a comprehensive solution for repairing damaged threads in metal components. The kit includes 54 pieces: 6 helical inserts, a STI tap, and an installation tool…

SKU 3G-OTH-526539

Brand
HELI-COIL
Item
Thread Repair Kit: 6 Inserts, 54 Pieces, 3 # of Sizes, Tanged Tang Style
Part Number
4934
Category
Helical Insert Assortments
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

HELI-COIL
Manufacturer Part Number
4934
Type
3 # of Sizes, Tanged Tang Style, Free-Running
Pieces
54
Finish Type
Plain
Thread Type
Coarse
STI Tap Size
7/16"-14
Thread Direction
Right Hand
Compatible Material
Metal
Material Grade/Class
18-8
Insert Types Included
Helical Inserts
System of Measurement
Inch

Technical Documents

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HELI-COIL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

<p>This HELI-COIL Thread Repair Kit (MPN 4934) is a comprehensive solution for repairing damaged threads in metal components. The kit includes 54 pieces: 6 helical inserts, a STI tap, and an installation tool, covering 3 sizes in coarse thread. The inserts are made from 18-8 stainless steel, offering corrosion resistance and strength for demanding applications. With a 7/16"-14 tap size and right-hand thread direction, this kit is ideal for maintenance and repair tasks in automotive, aerospace, and general manufacturing.</p><p>As a Singapore-based supplier, 3G Electric offers this kit with SGD quotes on request, GST handled for local buyers, and fast delivery across Singapore and Southeast Asia. Worldwide shipping is also available, making it easy to source this essential repair kit from a reliable regional partner.</p>

Frequently Asked Questions

What is the thread size and type of this kit?

The kit includes a 7/16"-14 STI tap, and the inserts are free-running with a coarse thread type. The thread direction is right hand, and the system of measurement is inch.

What material are the inserts made of?

The inserts are made from 18-8 stainless steel, which is suitable for use in metal components.

Used in

Common applications for HELI-COIL
Aerospace — Tangless screw-locking HELI-COIL inserts in 18-8 stainless steel for vibration-resistant threaded joints in airframe and engine components.
Automotive — Free-running tanged HELI-COIL inserts in metric sizes for repairing stripped threads in aluminum engine blocks and transmission housings.
Industrial machinery — STI taps and prewinder installation tools for on-site repair of threaded holes in cast iron and steel machine frames.
Oil and gas — Nitronic 60 HELI-COIL inserts for galling resistance in stainless steel valve bodies and pump housings exposed to corrosive media.
MRO and maintenance — HELI-COIL thread repair kits containing inserts, drill, tap, and installation tool for restoring damaged threads without replacing the parent component.
Electrical equipment — Screw-locking tangless HELI-COIL inserts for securing fasteners in metal enclosures and control panels subject to vibration.
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HELI-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.

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This helical insert assortment includes 60 pieces across 3 sizes, featuring a tanged tang style and free-running design. The inserts are made from 18-8 stainless steel with a plain finish and have a fine right-hand thread (STI Tap Size 1/4"-28). Suitable for restoring damaged internal threads in metal components, commonly used in automotive, aerospace, and industrial maintenance applications
HELI-COIL
This helical insert assortment includes 60 pieces across 3 sizes, featuring a tanged tang style and free-running design. The inserts are made from 18-8 stainless steel with a plain finish and have a fine right-hand thread (STI Tap Size 1/4"-28). Suitable for restoring damaged internal threads in metal components, commonly used in automotive, aerospace, and industrial maintenance applications
This 6-pack assortment of free-running helical inserts is made from 18-8 stainless steel with a plain finish. Each insert features a fine M10-1.00 metric thread, right-hand direction, and a tensile strength of 200,000 to 250,000 psi. Designed for use with metal materials, these inserts are commonly used to repair or reinforce threads in applications such as automotive, aerospace, and industrial equipment
HELI-COIL
This 6-pack assortment of free-running helical inserts is made from 18-8 stainless steel with a plain finish. Each insert features a fine M10-1.00 metric thread, right-hand direction, and a tensile strength of 200,000 to 250,000 psi. Designed for use with metal materials, these inserts are commonly used to repair or reinforce threads in applications such as automotive, aerospace, and industrial equipment

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