38mm 38/400 Metal Bottle Cap Unishell Screw Cap Tinplate OEM ODM Factory CE Marking RoHS Compliant

38mm 38/400 Metal Bottle Cap Unishell Screw Cap Tinplate OEM ODM Factory CE Marking RoHS Compliant. Pharmaceutical-Grade Hygiene: Produced in ISO9001-certified Class 10,000 cleanroom for strict quality control. Fully Customizable Design: Custom sizes, colors, finishes, printing, and branding elements available. Patented Precision Technology: Proprietary manufacturing techniques ensure high-precision closure solutions. Superior Corrosion Resistance: Tinplate and aluminum materials deliver excellent sealing integrity. 30-Year Manufacturer Expertise: Over three decades of experience in precision-engineered metal caps. Eco-Friendly & Safe: Sustainable solutions meeting global safety regulations and compliance. Global Delivery Capability: Factory direct supply with competitive pricing and worldwide shipping. Versatile Material Options: Available in high-quality tinplate and aluminum for diverse needs.