
TSR/Tsingri SS316+SCM435 Moisture Proof EPDM Bonded Washer Bimetallic Self Drilling Screws. Customized Material Options: Available in SS316, SCM435, and other materials as per customer requirements. Customized Size Range: Diameter ST3.2-ST8.0mm and Length 5mm-300mm can be customized. Superior Corrosion Resistance: Ruspert coating provides 500-5000 hours salt spray test resistance. Free Sample Availability: Free samples provided; customer covers freight costs. Fast In-Stock Delivery: Standard items available for immediate shipment within 7 days. ISO Certification: Manufacturing process certified under ISO standards. Third-Party Inspection: SGS and third-party inspection reports available upon request. Customized Surface Treatment: Options include Dacromet, Ruspert, and other surface finishes.