304 Stainless Steel Thread Insert Adapter Nuts M2–M12

$11.37 $12.85

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Color

Size

304 Stainless Steel Internal & External Thread Insert Adapter Nuts

Upgrade your fastening projects with these precision-machined 304 stainless steel threaded insert adapter nuts. Designed with both internal and external self-tapping threads, these slotted sleeve converter nuts make it easy to adapt, repair, or extend threaded connections across a wide range of materials and applications — perfect for DIY enthusiasts, engineers, and maintenance professionals alike.

Key Features

Premium 304 Stainless Steel — corrosion-resistant, durable, and built to last in demanding environments
Internal & External Threading — slotted design allows for versatile inside/outside thread engagement and easy installation
Wide Size Range — available in M2, M2.5, M3, M4, M5, M6, M8, M10, and M12 to suit virtually any project
Self-Tapping Design — cuts its own threads as it's driven in, providing a secure, reliable hold without pre-threading
Sleeve Converter Function — acts as a thread adapter/converter, ideal for repairing stripped threads or connecting components with different thread sizes
Customizable Options — available in custom configurations to meet specific project requirements

Specifications

Size	Metric Thread Pitch
M2	0.40 mm
M2.5	0.45 mm
M3	0.50 mm
M4	0.70 mm
M5	0.80 mm
M6	1.00 mm
M8	1.25 mm
M10	1.50 mm
M12	1.75 mm

Note: Dimensions are hand-measured; a minor degree of tolerance may apply. Please review size specifications carefully before ordering.

Material

Made in Mainland China from high-grade 304 stainless steel — renowned for its excellent resistance to rust, oxidation, and general wear, ensuring long-term performance in both indoor and outdoor settings.

Ideal Uses

Thread repair on stripped or damaged holes
Converting between different thread sizes on mechanical assemblies
Woodworking, metalworking, and electronics projects
Automotive, appliance, and furniture assembly or repair
Industrial maintenance and DIY home projects

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Frequently Asked Questions

Q: What sizes are available for these stainless steel thread insert adapter nuts?

A: These thread insert adapter nuts are available in nine metric sizes: M2, M2.5, M3, M4, M5, M6, M8, M10, and M12. Each size features a specific standard metric thread pitch, ensuring compatibility with common fastening systems.

Q: Are these thread inserts suitable for outdoor or high-moisture environments?

A: Yes. These nuts are manufactured from 304 stainless steel, which offers excellent corrosion and oxidation resistance, making them well-suited for both indoor and outdoor applications, including damp or humid conditions.

Q: Can these adapter nuts be used to repair stripped threads?

A: Absolutely. The self-tapping, sleeve-style design makes these converter nuts ideal for restoring stripped or damaged threads in metal, wood, or plastic, providing a strong and reliable new threading point without requiring specialized tools.

Q: Are custom sizes or configurations available?

A: Yes, these thread insert adapter nuts are available in customized configurations. Please contact us with your specific requirements before placing a custom order.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.

We prioritize quality in selecting the materials for our items, choosing premium fabrics and finishings that ensure durability, comfort, and timeless appeal.

We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.