Cup Square Zinc Plated Bolt & Nut Assembly, 6x65mm This industrial-grade fastening solution combines a square cup bolt with matching nut in a compact 6x65mm configuration. The zinc plating provides reliable corrosion resistance, making it suitable for both indoor and outdoor applications. The square cup design offers enhanced load distribution and a secure grip, while the included nut ensures straightforward assembly. Ideal for construction, machinery, and general fabrication work where dependable fastening performance is essential.