Description
Product Overview
The SG TZH 3/8-16 x 1-1/2″ hex bolt set is engineered for professionals and DIY enthusiasts who demand reliability and durability in every fastening task. Constructed from premium 304 (18-8) stainless steel, each bolt offers exceptional corrosion resistance, ensuring a long service life even in harsh, moisture‑laden environments. The set includes twenty fully threaded hex bolts, matching hex nuts, flat washers, and lock washers, providing a complete solution for a wide range of applications. With a thread diameter of 3/8″ and a pitch of 1/16″, the bolts measure 1-1/2″ in length, while the hex head diameter of 0.562″ delivers ample torque transfer for secure installations. All components are precision‑machined to meet ASME specifications, guaranteeing consistent performance and interchangeability across a variety of hardware systems.
![[Product front view showing all components]](https://www.fineshop.store/wp-content/uploads/2026/07/3578b0fdf642461dbe2995008fad1c17.jpg)
Usage
These versatile fasteners excel in both residential and industrial settings. In the home, they are ideal for assembling furniture, securing light fixtures, and repairing appliances. In workshops and garages, the bolts serve as reliable anchors for machinery, tool mounts, and custom fabrications. Their stainless‑steel construction makes them suitable for marine applications, outdoor equipment, and any environment where exposure to water, chemicals, or salt air is a concern. The inclusion of lock washers helps prevent loosening due to vibration, while flat washers distribute load evenly, protecting delicate surfaces from damage. Whether you are a mechanic, electrician, fabricator, or hobbyist, this kit offers the flexibility to tackle a broad spectrum of fastening challenges with confidence.
Why Choose Us
Choosing SG TZH means selecting a brand committed to quality, precision, and customer satisfaction. Our bolts are sourced from reputable stainless‑steel suppliers and undergo rigorous testing to verify tensile strength, thread integrity, and corrosion resistance. The packaging of twenty pieces per kit is designed for convenience, reducing the need for multiple purchases and ensuring you always have the right components on hand. We stand behind our products with responsive after‑sales support; any questions or concerns are addressed promptly via email, reflecting our dedication to a seamless ownership experience. By adhering to industry standards and focusing on durability, SG TZH delivers fasteners that perform reliably day after day.
Key Features
- Premium 304 stainless steel resists rust and corrosion for long‑term durability
- Fully threaded 3/8‑16 x 1‑1/2″ size provides strong, secure connections
- Includes matching nuts, flat washers, and lock washers for a complete fastening solution
- Designed to meet ASME specifications, ensuring consistent performance across applications
- Responsive customer service and easy replacement policy for peace of mind
FAQ
What is the difference between flat washers and lock washers?
Flat washers distribute the load evenly across the surface, protecting the material from damage, while lock washers add tension to prevent the fastener from loosening due to vibration.
Can these bolts be used in marine environments?
Yes. The 304 stainless steel construction offers excellent resistance to saltwater corrosion, making the bolts suitable for marine and coastal applications.
Do the nuts match the bolt thread pitch?
All included nuts are sized to the 3/8‑16 x 1‑1/2″ bolt thread pitch (1/16″), ensuring a perfect fit and secure tightening.
Is the packaging suitable for bulk orders?
The 20‑piece kit is compact and clearly labeled, making it easy to inventory and reorder for larger projects or commercial use.
What warranty does SG TZH provide?
SG TZH offers a one‑year limited warranty covering material defects, backed by responsive email support to address any concerns quickly.





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