
This product is a fully threaded stud with a rolled thread process, ensuring high precision and tight engagement. Nuts can be fitted at both ends, or one end can be screwed into the workpiece. It is suitable for connecting thick parts and offers convenient assembly and disassembly. The full range covers both coarse and fine threads, and is readily available. It undergoes quality control, complies with environmental regulations, and compliance documentation can be provided. Non-standard customization is supported, and a universal and stable fastening solution is offered.
National Standards GB/T 901 and GB/T 3098.1; International Standards ISO 898-1 and ISO 4733; American Standards ASTM A193, ASTM A320, and ANSI/ASME B18.31.3; German Standard DIN 976-1
Metric specifications: Thread sizes M3~M64, covering both fine and coarse threads, nominal lengths 10mm~3000mm, extra-long sizes can be customized; Imperial specifications: Thread sizes #4-40~4"-8, compatible with UNC/UNF/8UN American standard thread systems, nominal lengths 1/2"~120".
High-quality low-carbon steel, medium-carbon steel, alloy steel, 304 stainless steel, 316 stainless steel, brass, aluminum alloy, etc.
Environmentally friendly blue-white zinc, colored zinc, black zinc, environmentally friendly nickel plating, zinc-nickel alloy plating, Dacromet coating, electrophoresis, PVD, stainless steel natural color, stainless steel passivation, etc.
Suitable for general machinery, steel structures, etc., it can connect two workpieces with full thread engagement, making it suitable for thick parts connection, frequent disassembly and assembly, or spacing adjustment scenarios.
Do you need non-standard fasteners, precision metal parts, or custom structural components for a specific application?
Yongji helps you develop and manufacture special parts and custom products based on your drawings, samples, technical requirements, and target application scenarios.
Whether you need prototype quantities, pilot production, or stable mass supply, we provide an integrated solution from engineering review to production and delivery.
From fasteners to structural parts, Yongji offers integrated development and manufacturing for a wide range of custom precision hardware products.
Whether you need a few pieces for validation, small batches for development, or large volumes for mass production, we can support your project at different stages.
With integrated manufacturing resources in China and Vietnam, Yongji helps customers achieve stable quality, scalable production, and reliable delivery.

Yongji Precision Hardware is a global manufacturer specializing in precision fasteners and metal structural components. We are China Fully Threaded Stud Suppliers and Wholesale Fully Threaded StudExporter && Company. Founded in 2003, the company has over two decades of experience serving international OEM and ODM customers across multiple industries.
With integrated manufacturing capabilities including cold heading, stamping, CNC machining and sheet metal fabrication...