New Products

Non-Standard Screw

Non-Standard Stepped Edge Milling Bolt

This is a customized non-standard screw designed for precise positioning and anti-rotation requirements. Its core is the precise step structure and milling process.

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Hexagonal Internal And External Thread Self-Tapping Screws

This product innovatively combines the dual drive modes of external hexagonal and "one-line" slotting, and has both self-tapping locking and nut connection functions.

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Bronze Nickel-Plated Non-Standard Hexagonal Screws

This is a customized non-standard screw designed for special working conditions. This product breaks through the limitations of standard parts and uses a high-quality brass base with nickel plating on the surface, which has excellent conductivity and corrosion resistance.

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Stainless Steel External Hexagonal Hollow Non-Standard Screws

We provide professional stainless steel external hexagonal hollow screws, which are made of high-quality stainless steel and are corrosion-resistant and durable. The product specializes in non-standard customized screws and can develop various types of special-shaped screws according to needs.

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Stainless Steel External Hexagonal Shrink Rod Non-Standard Screws

We specialize in the production of stainless steel external hexagon shrinkage screws, which are high-strength non-standard screws. Its unique design is that the diameter of the stem is smaller than the bottom diameter of the thread, and it is specially designed for precision assembly with thin plates or limited through holes.

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316 Stainless Steel Non-Standard Round Head Bolts

We specialize in providing stainless steel non-standard round head bolts, using high-quality stainless steel screw materials such as SUS304 and SUS316L, which are both beautiful and corrosion-resistant.

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Latest News

Standard and Non-Standard Hardware: Best Choice for Buyers
2026-05-25
When buying hardware and fasteners for machines and production, buyers usually need two kinds of products: standard parts and non-standard custom parts.
Non-Standard Nuts: Core Advantages and Professional Customization from Wenzhou Riyi Standard Parts Co., Ltd.
2026-05-20
In the fast-paced industrial world, standard nuts often fail to meet the specialized needs of complex equipment and custom projects.
Wenzhou Riyi: Your Trusted Manufacturer & Supplier of Custom Non-Standard Screws
2026-05-12
In today’s competitive industrial landscape, non-standard parts are critical for meeting unique engineering and assembly requirements.
The Growing Market Demand for Non-standard Screws and Bolts: Riyi Standard Parts’ Response
2026-05-06
In 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.