How can you ensure your roofing projects meet strict quality standards while maintaining cost efficiency on large-scale installations?

Chan Chin C.'s ST5.5 roofing screws are engineered with self-drilling capabilities and advanced specifications to provide consistent performance across metal roofing systems. Our 30+ years of manufacturing expertise ensures every fastener meets international quality benchmarks, reducing installation failures and project delays. With bulk ordering options starting at 100 million units, we deliver the volume you need at competitive pricing. Contact us for technical specifications and bulk order quotes tailored to your roofing project scale.

Our ST5.5 roofing screws are available for bulk orders with a minimum requirement of 100 million units per order (USD 5,000 minimum), backed by our commitment to stable quality and continuous innovation. Chan Chin C. offers branded products with buyer's label customization options, enabling distributors and contractors to build their own market presence while leveraging our proven manufacturing excellence. Contact our international sales team today to discuss your roofing fastener requirements and secure reliable supply partnerships for your construction, distribution, or OEM operations.