Hangzhou Guangsi Fasteners Co., Ltd.

China carriage bolts and nuts Manufacturers Factory Suppliers

We hope that through our continuous efforts, we can truly bring advanced self tapping bolts, nut and lock nut, round head countersunk screws to the world! We adhere to the business philosophy of "sustainable operation, benefit the society", and strive to build the company into a world-renowned brand in the carriage bolts and nuts industry. We will continue to innovate and research and develop with systematic production quality control, rigorous work style, and continuous improvement of technology, and work together with our customers to create brilliance together. We have a strong focus on research and development, driving innovation in our industry. Our company has invested in state-of-the-art technology to ensure efficient and effective operations. We pride ourselves on our ability to meet the unique needs of each customer. The company actively responds to the call of the national mass entrepreneurship, shoulders the sacred mission entrusted by the times, and strives hard. We are committed to the construction of harmonious enterprises, adhere to the people-oriented, focusing on humanistic care and psychological guidance.
  • U-bolts

    U-bolts

    U-bolts are versatile clamping fasteners with a distinctive U-shaped body and threaded legs. Their design principle is wrap-around conformity combined with bidirectional, uniform tightening and

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  • Double-ended Screws

    Double-ended Screws

    Double-ended screws, also known as studs or threaded rods, are specialized machine-thread fasteners with precision machine threads on both ends and a smooth shank in the center. Their key advantages

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  • Flathead External Hex Bolt

    Flathead External Hex Bolt

    Flathead external hex bolt are a core category of hex fasteners, distinguished by their low-profile head design, which sits closer to the material surface than standard hex heads. This minimizes

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  • Cylindrical Internal Hex Bolts

    Cylindrical Internal Hex Bolts

    Cylindrical internal hex bolts are the premier choice for precision, high-strength fastening, featuring a smooth cylindrical head with an internal hex socket. Their defining advantages include

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  • Expansion Bolts

    Expansion Bolts

    Product is specialized fasteners designed for secure fixing into masonry walls and concrete. The system typically consists of a bolt, an expansion sleeve, a flat washer, a spring washer, and a nut.

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  • Hook Anchor Bolts

    Hook Anchor Bolts

    Hook anchor bolts, also known as foundation bolts or L-shaped/J-shaped anchor rods, are specialized fasteners designed for permanently securing heavy machinery and structures to concrete foundations.

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  • Round Head Carriage Bolt

    Round Head Carriage Bolt

    Round head carriage bolts are traditional fasteners specifically designed for use with wood and other soft materials. Their defining structure features a smooth, rounded head with an integrated

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  • Hexagonal Flange Bolts

    Hexagonal Flange Bolts

    Hexagonal flange bolts are advanced fasteners where the hex head and wide, load-distributing flange are cold-forged as a single piece. The primary advantage of these bolts is the flange anti-slip

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  • Cheese Head Machine Screw

    Cheese Head Machine Screw

    Cheese head machine screw is a practical fastening part for mechanical assemblies, electrical enclosures, hardware fittings, instruments, and equipment components that need a neat cylindrical head

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  • Machine Screw With Washer

    Machine Screw With Washer

    Machine screw with washer combines a machine screw and washer into one practical fastening solution, helping improve assembly efficiency and reduce missing parts during production. The washer

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  • Double Ended Screw

    Double Ended Screw

    The double ended screw is a highly versatile and structurally critical fastener designed to provide strong, seamless joints across dual interfaces, commonly bridging wood-to-wood or wood-to-metal

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  • Pan Head Machine Bolt

    Pan Head Machine Bolt

    Designed for heavy-duty assembly applications where a flat clamping surface and a robust head profile are required, our pan head machine bolt offers unmatched reliable performance. The broad, flat

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Ashley Howe star star star star star
Our customers are very satisfied with the goods ordered from this company, saying that these products are very suitable in price and work smoothly, which is rare, so we will continue to cooperate
Leah O'Donnell star star star star star
Their customer service staff is very accommodating and all my questions were answered and guided patiently.
Chana Vick star star star star star
My customers are very satisfied with these products, thank you for your service!
Michael Huston star star star star star
This supplier is completely professional and very attentive.
Geneva Gist star star star star star
Over the years, the company has always adhered to the principle of people-oriented in cooperation with us, considering the interests of customers.
Lee Mitchell star star star star star
Your boss's personality is really great! Very approachable!
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Carriage Bolts & Nuts – Conklin Metal Industries...

Carriage Bolts & Nuts. Request Quote Category: Bolts Tag: Ductmate. Description Item Codes: BOL38 3/8″ x 1″ Carriage Bolt/Nut (500/box) BOL38ZI 3/8 x 1 Carriage Bolt/Nut (100/Box) BOL38ZI-JR 3/8 x 1...

In order to ensure that all type nut, gasket fastener, pan head bolt are advanced in technology, superior in quality and reasonable in price, our company has made great efforts in product management. As one of the leading carriage bolts and nuts enterprises in China, we warmly welcome you to buy discount carriage bolts and nuts for sale here from our factory. All customized products are with high quality and low price. If you have any enquiry about quotation, please feel free to email us.
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