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Screw

Bronze Cylindrical Head Hex Socket Screw

Brass cylindrical head hexagonal socket screw is a mechanical connector made of brass. The head is cylindrical and has a hexagonal socket hole on the top. It is suitable for occasions that require higher assembly accuracy.

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304 Stainless Steel External Hexagonal Assembly Component

The 304 stainless steel external hexagonal assembly is a fastener that preassembles the external hexagonal bolt and the matching washer (flat washer, spring washer or a combination of both) into one body. Its typical structure is: one or more non-detachable or movable washers are set under the head of the external hexagonal bolt.

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304 Stainless Steel Threaded Hanging Ring Bolts

304 stainless steel articulated bolt, also known as articulated bolt or articulated pin, is a movable connecting bolt with a transverse through hole on the head and an open pin hole on the end of the rod.

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304 Stainless Steel Ring Hooking Nut Screws Eyebolts

304 Stainless Steel Ring Hooking Nut Screws Eyebolts, also known as eye bolts or lifting screws, are fasteners with a ring-shaped head (lifting eye) and an external thread on the rod. They are specially used for lifting, transporting, hanging or anchoring equipment.

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304 Stainless Steel Round Head Square Neck Screws

304 stainless steel carriage screws, also known as round head square neck screws or carriage bolts, are screws with a smooth hemispherical head and a square clamping structure under the neck.

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Stainless Steel Full Thread Hexagon Head Screw

The stainless steel external hexagonal screw has a hexagonal head and is operated by a wrench. It has high torque transmission efficiency and is suitable for high-strength locking scenarios.

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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.