Square cup bolts with zinc-plated finish and matching nuts, sized 10x90mm. Engineered for secure fastening in structural and mechanical applications where corrosion resistance is essential. The square cup design provides enhanced load distribution and grip, while zinc plating offers reliable protection against rust and oxidation in demanding environments. Ideal for construction, fabrication, and industrial assembly work. Supplied in quantities of 25 per pack for efficient project planning and inventory management.