Description
Product Overview
The YUNSHAN 304 stainless steel hex bolt set is engineered for professionals and DIY enthusiasts who demand reliable, long‑lasting fastening components. Each kit contains twelve 1/4″‑20 x 1″ hex bolts, twelve matching nuts, twelve lock washers, and twenty‑four flat washers, all fabricated from premium 304 stainless steel. This material choice guarantees exceptional resistance to rust, corrosion, and harsh environmental conditions, making the hardware suitable for a wide range of applications from heavy‑duty industrial machinery to delicate home repair projects. The precise 1/4″‑20 thread pitch ensures compatibility with standard equipment, while the hex head design provides easy torque application using common tools. The set is compactly packaged in a sturdy bag, measuring 0.43 x 0.43 x 0.79 inches and weighing just 3.53 ounces, allowing for convenient storage and quick access on the job site.
![[Product front view showing all components]](https://www.xenviro.store/wp-content/uploads/2026/07/1422dc4fa27d42bfb5d3ea391ccc4820.jpg)
Usage
Designed for versatility, this bolt set excels in a variety of environments. In industrial settings, the corrosion‑resistant bolts secure panels, enclosures, and structural components that are exposed to moisture, chemicals, or temperature fluctuations. Workshop users appreciate the consistent thread fit for assembling machinery, workbenches, and custom fixtures. Home craftsmen find the kit indispensable for projects such as outdoor furniture assembly, garden equipment repair, and household appliance maintenance. The inclusion of lock washers prevents loosening due to vibration, while flat washers distribute load evenly, reducing the risk of material deformation. Whether you are building a prototype, maintaining production equipment, or tackling a weekend DIY project, the YUNSHAN hex bolt set provides the confidence of a secure, lasting connection.
Why Choose Us
YUNSHAN stands out in the hardware market by combining rigorous manufacturing standards with a commitment to customer satisfaction. Each bolt undergoes a multi‑stage polishing process that eliminates surface imperfections, ensuring a smooth finish that resists snagging and facilitates effortless installation. The 304 stainless steel composition meets ASTM A240 specifications, delivering a balance of strength and corrosion resistance unmatched by lower‑grade alloys. Quality control includes dimensional verification and tensile testing, guaranteeing that every component meets exact specifications for thread pitch, head dimensions, and washer thickness. Additionally, YUNSHAN offers responsive after‑sales support, providing technical assistance, replacement parts, and a satisfaction guarantee that underscores the brand’s confidence in product durability.
Key Features
- Premium 304 stainless steel construction for superior rust and corrosion resistance.
- Complete 12‑piece kit includes bolts, nuts, lock washers, and flat washers for all‑in‑one convenience.
- Standard 1/4″‑20 x 1″ dimensions ensure compatibility with a wide range of tools and applications.
- Lock washers prevent loosening under vibration, while flat washers protect surfaces and distribute load.
- Dedicated YUNSHAN customer support offers technical guidance and hassle‑free replacements.
FAQ
What size threads do these bolts have?
All bolts in the set feature a 1/4″‑20 thread pitch and a 1″ length, which is a common size for many industrial and household fastening tasks.
Are the components compatible with other brands?
Yes, the standard thread size and washer dimensions are compatible with hardware from other manufacturers, allowing you to mix and match as needed.
How does the corrosion resistance compare to other stainless steel grades?
Grade 304 stainless steel offers excellent resistance to a variety of corrosive environments, outperforming lower grades such as 430 or 201, especially in moisture‑rich or mildly acidic conditions.
Can I use these bolts for outdoor applications?
Absolutely. The 304 stainless steel material is designed to withstand exposure to rain, humidity, and occasional salt spray, making it ideal for outdoor projects.
What warranty does YUNSHAN provide?
YUNSHAN offers a limited one‑year warranty covering manufacturing defects, and the company’s support team is ready to assist with any issues that arise during normal use.




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