A4 M12 x 70 HEX SET DIN 933 316 ST/ST is a robust, corrosion-resistant fastener made from high-quality A4 or A4-80 stainless steel, ensuring strength and longevity. Engineered to meet DIN 933 standards, it provides excellent durability in demanding conditions, including marine, chemical, and industrial applications. Designed for secure and reliable fastening, it features a hexagonal head for easy installation using standard tools. With its resistance to rust and environmental wear, this fastener is perfect for structural, engineering, and heavy-duty projects where reliability is key. Whether for automotive, mechanical, or construction use, it ensures a firm hold and long-lasting performance.