Professional Factory Metal Anchor Rock Bolt Bearing Plate for Bridge. Customized Diameter: Diameter is fully customizable to meet specific project requirements. High Strength Capacity: Designed for high strength applications in geotechnical support systems. Multiple Surface Treatments: Available in Black Oxide, polished, or plain finishes based on customer request. OEM/ODM Service: Accepts OEM/ODM for head marks or logos on bulk orders with no extra charges. In-Stock Availability: Large stock of regular products ensures immediate shipment without waiting. ISO 9001 Certified: Factory operates under ISO 9001 quality management systems for consistent quality. Free Samples: Samples are provided free of charge, with shipping costs covered by the buyer. Factory Direct Pricing: Competitive pricing with volume discounts for bulk orders and distributors.