Hangzhou Guangsi Fasteners Co., Ltd.

China round head carriage bolts Manufacturers Factory Suppliers

Our excellent fasteners nuts, self threading screws, flange fasteners and technical services can be compared with any well-known brands, and are not inferior. Our round head carriage bolts carry out strict and standardized testing, resulting in a more beautiful design, longer service life, more reliable quality, but also more suitable for the needs of the majority of consumers. We specialize in exporting a wide range of products, including but not limited to electronics, textiles, and home appliances. Looking to the future, we will follow the new development trend, devote ourselves to product and service innovation, and build a new pattern of harmonious and sustainable growth. We offer fast and efficient shipping to our clients. Based on the domestic, look at the world. We strictly implement the international quality management system, measurement and testing system and standard standardized production system. Our professionally trained and motivated employees are well versed in the rules of the company's operations, provide a high level of integrity and commitment to our customers' success, and fulfill our obligations. We provide comprehensive insurance coverage for all of our products and services for added peace of mind.
  • Cylindrical Head Socket Screws

    Cylindrical Head Socket Screws

    Cylindrical head socket screws, typically featuring an internal hex drive, are a preferred solution for high-strength fastening. Their cylindrical head profile — generally taller than pan or

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  • Half-round Head Self-tapping Screw

    Half-round Head Self-tapping Screw

    Half-round head self-tapping screws combine aesthetics with high performance. Their semi-circular head sits closer to the material than a pan head while providing greater pressure resistance than a

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  • Pan Head Machine Screw

    Pan Head Machine Screw

    Pan head machine screws are a key category of machine-thread fasteners. Unlike self-tapping screws, they feature standard machine threads designed for use with pre-tapped holes. Their main advantages

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  • Countersunk Machine Teeth

    Countersunk Machine Teeth

    Countersunk machine teeth are the premier choice for concealed assembly, featuring a head that sits completely flush with the material surface. Their main advantages are high-precision connections, a

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  • Screw and Washer Assembly

    Screw and Washer Assembly

    The screw and washer assembly is an innovative fastener designed for efficient assembly. Its defining feature is the permanently integrated screw and washer. The primary advantages of this assembly

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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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  • Countersunk Head Machine Screw

    Countersunk Head Machine Screw

    Countersunk head machine screw is designed for assemblies that require a flush surface after installation. Its flat countersunk head sits neatly into a prepared countersunk hole, making the surface

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  • Double Ended Stud

    Double Ended Stud

    Double ended stud is a threaded fastening component with threads on both ends and an unthreaded or specially designed middle section depending on application requirements. It is often used where two

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  • Phillips Pan Head Self Tapping Screw

    Phillips Pan Head Self Tapping Screw

    Philips pan head self tapping screw is a common fastening product used for quick installation into sheet metal, plastic, wood, light alloy, and other suitable materials. The pan head provides a

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  • Pan Head Machine Screw With Washer

    Pan Head Machine Screw With Washer

    The pan head machine screw with washer is an ideal integrated solution for assemblies that undergo constant vibration or require a wider load-bearing surface to protect delicate materials. By

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  • Pan Head Sheet Metal Screw

    Pan Head Sheet Metal Screw

    The pan head sheet metal screw is a staple fastener in sheet metal fabrication, HVAC installation, and woodworking, favored for its sharp, coarse threads that cut cleanly into materials without

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  • Sems Screw

    Sems Screw

    As a highly specialized fastening component, our sems screw (featuring pre-assembled flat and spring washers) represents the pinnacle of assembly-line efficiency and vibration resistance. By

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Katrina Bowley star star star star star
All your products are of uniform quality, with meticulous workmanship and smooth joints, so we believe you must strictly control the quality.
John Studer star star star star star
The salesperson patiently introduced the product details to me, thank you!
Sophie Jacobs star star star star star
Common development with the society and all parties is the seller's longest-term goal. Their delivery speed is very fast, and the products are intact without any bumps.
Ruth Jones star star star star star
The positive attitude of the employees of this company has left us with a great experience, and it's really nice to work with them.
Gerald Weil star star star star star
Hope to cooperate with this supplier next time.
Patrick Furlong star star star star star
"Scientific development, lasting innovation" is synonymous with you, and it is really good that you will learn from the excellence of your peers.
Carriage Bolts | McMaster-Carr...

WebMade from Grade 8 steel, these bolts can be used in high-stress applications, such as valves, pumps, motors, and automotive suspension systems. Carriage bolts have a...

ASTM Carriage Bolts | McMaster-Carr...

WebAbout half the strength of medium-strength bolts, these Grade 2 bolts are for light duty fastening. A square neck keeps them from turning when tightening a nut. A smooth,...

Round & Square Neck Carriage Bolt Supplier | U-Bolt …...

WebU-Bolt-It manufactures Carriage Bolts which have a round head and square neck that prevents the bolt from turning when the nut is tightened. Carriage bolts are used in wood or metal construction...

Round Head Bolts - Grainger Industrial Supply...

WebRound Head Bolts. 934 products. Round bolts comprise carriage bolts, plow bolts, freight car bolts, and elevator bolts. These fasteners are used to secure wood and other...

Carriage Bolts & Step Bolts - Grainger Industrial Supply...

WebCarriage bolts fasten metal parts to metal parts or metal to wood. They have shallow semi-round heads and either a square or ribbed (ridged) neck under the head to prevent...

Grade 5 Carriage Bolts & Step Bolts - Grainger Industrial Supply...

WebCarriage bolts fasten metal parts to metal parts or metal to wood. They have shallow semi-round heads and either a square or ribbed (ridged) neck under the head to prevent...

On the basis of fully absorbing the advanced technology, our company has carried out optimization, improvement, and all-round innovation on Nylon Insert Nuts, gasket . In order to better serve customers, our company will provide product solutions with more efficient design support, more professional sales service, faster product delivery, faster assembly, and better after-sales service. As one of the leading round head carriage bolts enterprises in China, we warmly welcome you to buy discount round head carriage bolts 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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