High-strength mushroom long length Special Bolts

High-strength mushroom long length Special Bolts
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Surface: Blue
Type: Precision Nonstandard Parts(OEM Service)
Grade: 8.8 10.9 12.9
Size: M6 M8
Usage: Industrial
Length: 50mm 60MM 70MM 166MM
Product Type: Bolt
Basic Infomation
Place of Origin: China
Brand Name: Kinsom fasteners
Payment & Shipping Terms
Packaging Details: standard package with pallet
Delivery Time: 30days
Payment Terms: T/T
Supply Ability: 50000pcs/day
Product Description

Product Description:

Special Bolts - Your Solution for High Precision Nonstandard Parts
Mushroom head special bolt half thread whole thread bolts with zinc coating sst 240h 120h 24h 72h 96h  

Are you looking for novel bolts that can meet your specific requirements? Look no further, because Special Bolts has got you covered! Our company specializes in providing high precision nonstandard parts, including custom bolts that are tailored to your needs.

Our special bolts are made with top-grade materials and undergo a meticulous manufacturing process to ensure their quality. We offer a variety of coatings to choose from, such as sandblasting and blackening, to provide both aesthetic and functional benefits to your bolts.

One of the key features of our special bolts is their durability. We understand the importance of long-lasting bolts in various industries, which is why we have made it our mission to provide the most durable bolts for our customers. Our bolts are made to withstand extreme conditions and heavy loads, making them the perfect choice for your projects.

At Special Bolts, we take pride in offering bolts of different grades, including 8.8, 10.9, and 12.9. These grades are indicative of the strength and toughness of our bolts, making them suitable for a wide range of applications. Whether you need bolts for construction, machinery, or any other industry, we have the right grade for you.

Our special bolts come in general export packing to ensure their safe delivery to you. We understand the importance of reliable and efficient packaging for our products, which is why we use high-quality materials for our general export packing. This way, you can have peace of mind knowing that your bolts will arrive in perfect condition.

So why settle for standard bolts when you can have customized, high precision, and durable special bolts from us? Contact Special Bolts now and let us help you find the perfect solution for your nonstandard bolt needs. Trust us to deliver the best quality products and services for your satisfaction.



  • Product Name: Special bolts with mushroom head half and whole threads ;
  • Packing: General Export Packing
  • Product Type: Bolt
  • Durability: Long-lasting
  • Head Type: Mushroom
  • Coating: Sandblasting And Blackening
  • Novel bolts
  • High-quality bolts
  • Stud bolt
  • Corrosion-resistant
  • Anti-rust

Technical Parameters:

Industry Type
Machine Precision Nonstandard Parts (OEM Service)
Standard Coating
DIN, ANSI, ISO, JIS, GB Sandblasting and Blackening
Durability Quantity
Long-lasting 50000 pieces
Surface Length
Blue 50mm, 60mm, 70mm, 166mm
Tolerance Size
±0.02~0.1 M6, M8


Special Bolts for Machine Industry

Welcome to Kinsom Fasteners, your one-stop destination for high-quality and durable bolts for all your machine needs. Our special bolts are designed to meet the specific requirements of the machine industry, providing you with reliable and strong fastening solutions.

About Kinsom Fasteners

Kinsom Fasteners is a leading brand in China, known for its premium quality bolts and nuts. We have years of experience in manufacturing and supplying bolts for various industries, including the machine industry. Our bolts are made using the finest materials and latest technology, ensuring their strength and durability.

Product Attributes
  • Brand Name: Kinsom Fasteners
  • Place of Origin: China
  • Minimum Order Quantity: 50000
  • Packaging Details: Standard package with pallet
  • Delivery Time: 30 days
  • Payment Terms: T/T
  • Supply Ability: 50000pcs/day
  • Length: 50mm, 60mm, 70mm, 166mm
  • Grade: 8.8, 10.9, 12.9
  • Coating: Sandblasting and Blackening
  • Industry: Machine
  • Surface: Blue
Customized Bolts

At Kinsom Fasteners, we understand that each machine has its unique requirements. That's why we offer customized bolts to meet your specific needs. Our team of experts will work closely with you to understand your requirements and provide you with the perfect bolts for your machines.

Application and Usage

Our special bolts are designed for use in the machine industry. They are perfect for fastening and securing various machine parts together. Whether you need bolts for heavy-duty machines or precision equipment, we have the right solution for you.

Why Choose Kinsom Fasteners?
  • High-quality bolts made with the finest materials
  • Durable and strong, providing reliable fastening solutions
  • Customized bolts to meet your specific requirements
  • Years of experience in the industry
  • Timely delivery and competitive prices
Order Now

Don't wait any longer, place your order for Kinsom Fasteners' special bolts today and experience the difference in quality and performance. Contact us now for more information and to get a quote for your customized bolts.



Special Bolts - Customized Services
Brand Name:

Kinsom Fasteners

Place of Origin:


Minimum Order Quantity:

50000 pieces

Packaging Details:

Standard package with pallet

Delivery Time:

30 days

Payment Terms:


Supply Ability:

50000 pieces per day




M6, M8




Sandblasting and Blackening


8.8, 10.9, 12.9

Unique Bolts:

Our special bolts are not your average bolts. They are designed to meet your specific needs and requirements.

High-Quality Bolts:

We take pride in providing our customers with only the highest quality bolts. Our special bolts are made from the finest materials and undergo strict quality control measures.

Tailor-Made Bolts:

No matter what your project or application, our team can create tailor-made bolts to fit your exact specifications. We work closely with our customers to ensure complete satisfaction.


Support and Services:

Special bolts
Technical Support and Service

At Special bolts, we are committed to providing the highest quality technical support and service to our customers. Our team of experts is dedicated to ensuring that our products meet and exceed your expectations.

Technical Support

Our technical support team is available to assist with any questions or concerns you may have about our Special bolts products. We offer a variety of support options, including phone, email, and live chat, to ensure that you receive prompt and efficient assistance.

Our team is highly trained and knowledgeable about our products, and can provide detailed information and troubleshooting advice for any technical issues you may encounter.

Customization Services

In addition to our standard product offerings, we also offer customization services to meet your specific needs. Our team of engineers and designers can work with you to create custom Special bolts that meet your exact specifications.

From design to production, we are committed to delivering the highest quality customized products that meet your unique requirements.

Quality Control

At Special bolts, we take quality control very seriously. We have strict quality control processes in place to ensure that all of our products meet the highest standards of quality and reliability.

Our quality control team conducts rigorous testing and inspections throughout the production process to ensure that our products are free from any defects or errors.


We stand behind the quality of our products and offer a comprehensive warranty for all Special bolts products. If you encounter any issues with our products, our team will work to resolve the issue and ensure your satisfaction.

Our goal is to provide our customers with the best possible products and services, and we are dedicated to continuously improving and innovating to meet your needs.


Packing and Shipping:

Packaging and Shipping

Special bolts are packaged in durable, moisture-proof cartons to ensure safe transportation and storage. Each carton contains a specific quantity of bolts, depending on their size and weight.

For international shipping, the cartons are placed on pallets and wrapped with plastic film for added protection. A label with the product name, quantity, and destination address is affixed to each pallet.

For domestic shipping, the cartons are typically placed in larger boxes for added protection and then shipped via a trusted courier service.

Customers can also request customized packaging for their specific needs, such as labeling or branded boxes.

Special bolts are shipped via air, sea, or land depending on the customer's preference and urgency. Our team works closely with trusted shipping partners to ensure timely and efficient delivery to our customers worldwide.



  • Q: What is the brand name of these bolts?
    A: The brand name of these bolts is Kinsom fasteners.
  • Q: Where are these bolts manufactured?
    A: These bolts are manufactured in China.
  • Q: What is the minimum order quantity for these bolts?
    A: The minimum order quantity for these bolts is 50000 pieces.
  • Q: How are these bolts packaged for delivery?
    A: These bolts are packaged in standard packages with pallets.
  • Q: What is the estimated delivery time for these bolts?
    A: The estimated delivery time for these bolts is 30 days.
  • Q: What are the accepted payment terms for these bolts?
    A: The accepted payment terms for these bolts are T/T.
  • Q: What is the daily supply ability for these bolts?
    A: The daily supply ability for these bolts is 50000 pieces.
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Fax : 86-512-5527-0346
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在较大的地图中查看Shanghai Kinsom Precision Hardware Co.,Ltd