Hard To Find 1/4-28 X 1 1/4 Grade 8 Hex Cap Screw Plain Domestic Usa (1900) Special: 70% Discount [KC6sTQXp]

High-Quality Hex Cap Screws

Introducing our premium 1/4-28 x 1 1/4 Grade 8 Hex Cap Screws Plain Domestic USA (1900), a top choice for demanding applications. These screws are precision-engineered in the USA, ensuring exceptional quality and reliability. With their robust construction from medium carbon alloy steel, these hex cap screws are designed to withstand the toughest conditions. Their rolled threads provide enhanced strength and durability, making them ideal for a wide range of applications.

Superior Technical Specifications

Our Grade 8 hex cap screws meet or exceed the stringent SAE J429 Grade 8 specifications and are available in diameters ranging from 1/4 to 1 1/2 inches. For diameters over 1 1/2 inches, they comply with the ASTM A354 Grade BD standards. The yellow zinc plated finish not only enhances corrosion resistance but also meets or exceeds the ASTM F1941 requirements. With a typical hardness range of HRC 33-39, these screws offer excellent strength and durability. The tensile strength on diameters 1/4 to 2 1/2 inches is a minimum of 150,000 psi, while diameters over 2 1/2 inches meet a minimum of 140,000 psi.

Practical Applications and Benefits

These high-grade hex cap screws are perfect for various industrial and construction applications. Whether you're assembling machinery, building structures, or repairing equipment, our screws provide the reliability you need. Their superior strength and durability ensure long-lasting performance, reducing the need for frequent replacements. With their domestic origin, you can trust in their quality and support from a reliable source. Ideal for professionals and DIY enthusiasts alike, these screws are a smart investment for any project that demands top-notch performance and durability.