
High-Quality Spring Plug with Steel Balls for Easy Release. Marine Grade Material: Constructed from 316 Stainless Steel for superior corrosion resistance in marine environments. High Mirror Polish: Features proprietary polishing techniques delivering superior surface quality and consistency. Customized Design: Accepts OEM & ODM customization based on specific drawings and requirements. ISO Standard Compliance: Manufactured according to ISO standards with ISO9001:2008 certified quality control. Global Logistics: Efficient delivery from Qingdao Port with worldwide shipping options via sea, air, or express. 20+ Years Expertise: Over two decades of focused experience in high-precision stainless steel casting and manufacturing. Comprehensive Support: Includes after-sales service and quality warranty for all marine hardware products. Flexible MOQ: Supports both small trial orders and large bulk orders with flexible minimum quantities.