Products
Special-Shaped Nut
Cylindrical Head Hexagon Socket Blind Hole Nut
The cylindrical head hexagonal blind hole nut is a special fastener with a cylindrical shape and a hexagonal blind hole driving groove machined in the center of the top. The nut has a smooth or threaded cylindrical surface on the outside and a fully threaded through hole on the inside.
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Custom-Made Auto Parts Nuts
The stainless steel external hexagonal stepped nut is a high-strength anti-loosening fastener. It is made of 304/316 stainless steel and has excellent corrosion resistance. The external hexagonal design makes it convenient for tool tightening operation and also increases the contact area, effectively preventing loosening.
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Latest News
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Standard and Non-Standard Hardware: Best Choice for Buyers
2026-05-25When buying hardware and fasteners for machines and production, buyers usually need two kinds of products: standard parts and non-standard custom parts.
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Non-Standard Nuts: Core Advantages and Professional Customization from Wenzhou Riyi Standard Parts Co., Ltd.
2026-05-20In the fast-paced industrial world, standard nuts often fail to meet the specialized needs of complex equipment and custom projects.
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Wenzhou Riyi: Your Trusted Manufacturer & Supplier of Custom Non-Standard Screws
2026-05-12In today’s competitive industrial landscape, non-standard parts are critical for meeting unique engineering and assembly requirements.
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The Growing Market Demand for Non-standard Screws and Bolts: Riyi Standard Parts’ Response
2026-05-06In the global manufacturing landscape, the demand for customized fasteners has been soaring in recent years, driven by the rapid development of high-end equipment manufacturing, new energy, aerospace, and precision instrumentation industries.
