Welcome to Ningbo Cityland Fastener Co., Ltd., a leading custom manufacturer dedicated to fulfilling all your fastener requirements. Our Hexagonal Nut with Collar is engineered for exceptional strength and stability, making it ideal for a variety of applications. Crafted from premium materials with precise engineering, our Hexagonal Nut with Collar guarantees durability and reliability in every instance. The distinct hexagonal design ensures a firm grip, while the added collar enhances support and resists loosening due to vibrations and movement. We offer both standard sizes and custom specifications to perfectly align with your project needs. Whether for industrial machinery or automotive assembly, our fasteners meet the highest performance standards. Count on Ningbo Cityland Fastener Co., Ltd. for superior quality fasteners. Contact us today to discuss how we can provide the right solution for your application.