
This product features a cross-groove and pan head structure, cold-forged for precise threads, and a smooth, aesthetically pleasing pan head. The cross-groove is compatible with common tools, ensuring easy installation and a secure connection. It is suitable for various light-duty assembly scenarios. The full range covers mainstream specifications, with readily available stock. Surface rust prevention treatment and quality control ensure compliance with environmental regulations. Compliance documentation is available, and customization of non-standard lengths and cross-groove types is supported.
Compliant with GB/T 818; ISO 7045; ANSI/ASME B18.6.3; DIN 84, and compatible with Chinese, American, and German standards.
Metric specifications: Thread sizes M1.0~M10, nominal length 2mm~100mm, full thread structure, coarse/fine pitch optional; Imperial specifications: Thread sizes #0-80~#14-20, nominal length 1/16"~4", compatible with UNC/UNF American standard thread systems.
Carbon steel grades 4.8, 6.8, 8.8, 10.9, and 12.9; stainless steel grades A2-50, A2-70, A4-70, and A4-80; non-ferrous metals grade not lower than 4.8.
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 electronic devices, home appliances, furniture, light industrial products, etc., and designed for connection scenarios with low load and moderate aesthetic requirements. The cross-groove design facilitates tightening by hand or power tools.
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 Pan Head Machine Screw Suppliers and Wholesale Pan Head Machine ScrewExporter && 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...