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Insert Nut Product List and Ranking from 19 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

Insert Nut Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

  1. null/null
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  3. クロダ Tokyo//Industrial Electrical Equipment
  4. 4 東海金属工業 三島工場（インサートナット製造） Shizuoka//Machine elements and parts
  5. 5 タンゲ製作所 Ibaraki//Manufacturing and processing contract
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Insert Nut Product ranking

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

  1. Doesn't bend during processing! Insert nut 'Enzart SBE' クロダ
  2. I've stripped the screw thread... That problem will be solved with "enzart"!
  3. "Basic Knowledge of Insert Nuts" Supports Weight Reduction. Supports Resin Products.
  4. 4 In-die knurling technology [Achieving knurling processing with press molds!] タンゲ製作所
  5. 4 Insert Nut "Bit Insert SB" 東海金属工業 三島工場（インサートナット製造）

Insert Nut Product List

31～45 item / All 98 items

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Insert nuts: low cost and easy to handle!

Insert nuts: low cost and easy to handle!

All produced in Japan! We offer a lineup including bit inserts and heat-pressed inserts after molding, strengthening the bonding of synthetic resins!

We handle various types of 'insert nuts' from Tokai Metal Industry. Our lineup includes the "Bit Insert SB," which is easy to use and excels in balance regarding holding power and cost, the flanged "Bit Insert FB," and the "Ultra Insert UD II," which specializes in holding power. Additionally, we can manufacture nuts for various applications. Please feel free to contact us. 【Partial Lineup】 ■ Bit Insert SB ■ Bit Insert FB ■ Ultra Insert UD II ■ Ultra Insert UD IV ■ Dodge Insert SD ■ Dodge Insert FD *For more details, please refer to the PDF materials or feel free to contact us.

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Selection Guide Distribution: Insert Nut

Selection Guide Distribution: Insert Nut

Improving the strength of the part where the screw is tightened! There are various benefits!

An "insert nut" is a fitting used to attach screws to resin materials such as plastic. By using insert nuts, the strength of screw holes is improved, preventing cracking in the resin and enabling a high degree of design flexibility. Tokai Metal Industry Co., Ltd. provides high-quality insert nuts through a rigorous quality control system and has received high praise from industries that require high reliability, such as the automotive sector. In addition to a variety of standard shapes, we can also create custom products tailored to customer requests. We can conduct strength tests regarding compatibility with resin materials as well. We are also available to assist with any other concerns or inquiries. For more details, please refer to the PDF materials or feel free to contact us.

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In-die knurling technology [Achieving knurling processing with press molds!]

In-die knurling technology [Achieving knurling processing with press molds!]

Unique technology that enables knurling processing within press molds! Achieving both quality and cost-effectiveness through automated processing!

Achieved knurling processing within a press mold without using a lathe. Free from harmful substances by using sheet materials. Achieves both quality stability and cost reduction through 24-hour automated production. Adopted for a wide range of resin molded products, including automotive parts and office automation equipment. 【Features】 ■ Compatible with various shapes such as iris and single flow ■ Can be combined with tapping processing ■ Extensive processing experience with brass, iron, aluminum, and more *For more details, please refer to the PDF document or feel free to contact us.

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HG insert nut (non-through) [Lightweight without incomplete threaded section!]

HG insert nut (non-through) [Lightweight without incomplete threaded section!]

Non-through type prevents contamination drop! Furthermore, it offers high added value with no incomplete threaded parts and no plating defects!

This is a non-through type HG insert nut with a cover. By adding a cover to the high-strength HG insert nut, it prevents contamination from falling! Suitable for fastening various devices such as EV enclosures and inverters! 【Features】 ■ Since the cover is applied after tapping, there are no incomplete threaded sections, making it compact. ■ The cover is attached after plating, reducing the risk of plating defects. ■ The use of high-strength insert nuts reduces the number of units needed, contributing to cost reduction. *For more details, please refer to the PDF document or feel free to contact us.

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PF Insert Nut M2 [High quality, low price, high added value press product!]

PF Insert Nut M2 [High quality, low price, high added value press product!]

Insert nuts produced solely through press processing. High quality and low price due to integrated processing within the mold! Furthermore, fully compliant with RoHS regulations without lead and cadmium!

The "PF Insert Nut" is a product developed by our company that has been realized through press production. We produce insert nuts, which were traditionally manufactured by cutting, using a press. With our unique mold and press technology, which is completely different from conventional methods, we can deliver high-quality products with stable quality at low cost. Additionally, we use sheet materials that are free from lead and cadmium, making it an environmentally friendly, high-value insert nut. 【Features】 - Stable quality through all-plastic integrated processing with high-function molds - Low cost due to no mold costs, only press processing costs - High environmental compatibility with no harmful substances using sheet materials - Flexible response to flange shapes such as oval, polygonal, and gear shapes - Customizable knurling shapes such as iris and single flow according to your requests *For more details, please refer to the PDF materials or feel free to contact us.

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PF insert nut M1.2 [High quality, low price, high added value press product]

PF insert nut M1.2 [High quality, low price, high added value press product]

Insert nuts produced solely through press processing. High quality and low cost due to integrated processing within the mold! Furthermore, fully compliant with RoHS with lead and cadmium-free materials!

The "PF Insert Nut" is a product developed by our company that has achieved production through pressing. Unlike the conventional method of producing insert nuts through cutting, we manufacture them using a unique mold and pressing technology that is completely different from what has been done before, allowing us to deliver high-quality products with stable quality at low cost. Furthermore, we produce them using sheet materials that are free from lead and cadmium, making them environmentally friendly high-value insert nuts. 【Features】 ■ Stable quality achieved through all-plastic integrated processing with high-function molds ■ No mold costs; only pressing processing costs, resulting in low cost ■ Use of sheet materials ensures no harmful substances and high environmental compatibility ■ Flange shapes can flexibly accommodate oval, polygonal, gear shapes, etc. ■ Knurling shapes can be customized to meet requests, such as iris or single flow patterns *For more details, please refer to the PDF document or feel free to contact us.

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Insert Nut "Ultra Surt UD II"

Insert Nut "Ultra Surt UD II"

Strong adhesion in the insert after molding! It has a tapered shape, ensuring a secure fit!

The UltraSart UD II has a tapered product shape, and by also tapering the inner diameter of the counterpart material, it can transmit heat over a wide area at once, resulting in good thermal conductivity. Additionally, when setting an insert nut into the pilot hole of the counterpart resin, it can be set more easily and reliably than any other insert nut. 【Features】 ■ Strong adhesion in post-molding inserts ■ The product has a tapered shape, ensuring a secure fit ■ Two types of UltraSart are available depending on usage conditions *For more details, please refer to the PDF document or feel free to contact us.

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Insert Nut "Mini Bit MIB"

Insert Nut "Mini Bit MIB"

Supports lightweight and compact design of molded products! Mini-sized insert nut.

The "Mini Bit MIB" is a mini-sized product of our general-purpose insert, the "Bit Insert." It is designed to accommodate the lightweight and compact needs of molded products. It is suitable for applications such as mobile phones and laptops. 【Specifications】 ■ Knurled outer diameter: φ2.8 ■ Knurling: Knurling for bits ■ Screw size: M2 and below ■ Material: Brass ■ Compatible resin: Thermoplastic resin *For more details, please refer to the PDF document or feel free to contact us.

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Bit Insert Color CRB

Bit Insert Color CRB

When securing the resin after molding with bolts or similar, protect it to prevent cracking!

The "Bit Insert Color CRB" is used to protect the resin from cracking when fixing it with bolts or similar fasteners after molding by inserting a color for protection. It is made of brass (iron and stainless steel are also available) and is compatible with thermoplastic resins. 【Specifications】 ■ Material: Brass (iron and stainless steel are also available) ■ Compatible resin: Thermoplastic resin *For more details, please refer to the PDF document or feel free to contact us.

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Insert Nut "Dodge Insert FD"

Insert Nut "Dodge Insert FD"

The expansion method is further equipped with a flange, allowing for use with thin wall thicknesses even in pressed inserts after molding!

The "Dodge Insert FD" is an expansion-type insert nut. By pressing down the expansion plate to the specified position, the knurled part expands and exerts force. If the hole diameter of the counterpart fastening component is large, the flange helps prevent issues such as jacking up. 【Specifications】 ■Material: Brass ■Compatible Resins: Thermoplastic resins, Thermosetting resins *For more details, please refer to the PDF document or feel free to contact us.

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Insert Nut "Wave Bit WB"

Insert Nut "Wave Bit WB"

Compatible with polycarbonate that is prone to cracking.

This is an insert nut suitable for press-fitting into polycarbonate. The special knurled shape reduces stress when pressed into the resin.

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Prostek Corporation Company Profile

Prostek Corporation Company Profile

Manufacturing and sales of various metal and resin processed products! Knowledge and networks that support manufacturing.

Prostek is committed to the theme of "bringing smiles to everyone involved." We listen to conversations and interpret drawings, constantly considering "why this specification is necessary" and "what specifications and supply methods are suitable for mass production," and we take appropriate proposals and swift actions. We never settle for the status quo; we continuously think, advance, and improve, and we will continue to respond to diversifying needs. 【Business Activities】 ■ Sales of resin and metal processed products ■ Sales of screws and nuts ■ Assembly and subcontracting ■ Sales agency *For more details, please refer to the PDF document or feel free to contact us.

  • Processing Contract

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We are offering a collection of FAQs about insert nuts!

We are offering a collection of FAQs about insert nuts!

This book answers common questions about the differences between outserts and inserts, as well as issues like unstable insertion quality of insert nuts!

Insert nuts are used to securely attach metal screws to relatively soft materials such as plastic. You can view the "Insert Nut Q&A Collection," which answers various questions about insert nuts that you might be hesitant to ask, by downloading the PDF. 【Contents】 ■ What is the difference between cadmium-free and lead-free? ■ What is the difference between an outsert and an insert? ■ The quality of the press-fit is unstable. Are there any good working methods? ■ After pressing in, when I cover it with a cap and tighten the screw, the insert nut floats up. ■ Company Overview *For more details, please download the PDF or contact us.

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Insert nut

Insert nut

Insert nut

Insert nuts are pressed and inserted into the insertion holes formed during molding using pressure and heat insertion methods to create threads. 【Product List】 ○ Dodge Insert: HSD/HFD - Cross-slit shape - Usable for thin-walled counterpart materials ○ Bit Insert: HSB/HSB-Z/HFB - General-purpose type - Cost-effective and well-balanced ○ Ultra-Sert: HUDII - Tapered shape - Easy to set and has good thermal conductivity ○ Ultra-Sert: HUDIV - Asymmetrical knurled shape - Excellent tensile and torque strength ○ Mini Bit Insert: HMIB-Z - Mini size - Compatible with miniaturization of counterpart materials ● For other functions and details, please contact us.

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