[75 PKG] Heavy Hex Nuts Grade DH Steel Plain ASTM A563 1-8

Engineered for heavy-duty fastening, Heavy Hex Nuts Grade DH Steel Plain ASTM A563 1-8 deliver dependable torque and secure performance in demanding environments. The plain finish provides a clean, uncoated surface ideal for assemblies where plating is not required.

Key features

• Grade DH steel, meeting ASTM A563 standards for high-strength nuts
• Plain finish (uncoated) for applications where plating is unnecessary or undesired
• Heavy hex design offers a larger gripping surface for high-torque tightening
• Thread size: 1-8
• Versatile applications across automotive, machinery, construction, and heavy equipment
• Reliable, durable performance under demanding service conditions

Specifications

• Finish: Plain (uncoated)
• Material: Grade DH steel
• Standard: ASTM A563
• Type: Heavy hex nut
• Thread: 1-8

These heavy hex nuts are ideal for high-torque assemblies where a strong, dependable fastener is required. Pair with the correct mating bolts and washers to achieve secure, long-lasting joints in industrial and construction projects. Add to cart now to ensure your fastener kit is ready for demanding applications requiring Grade DH strength and a plain finish.