Which Industrial Service or Equipment Provider Should You Choose in National City, CA?

South Bay Diesel & Hydraulics, Inc. specializes in supplying marine and industrial equipment, parts, and accessories to commercial fishing fleets, processing plants, and shipyards. With over 25 years of experience, we offer diesel engines, hydraulic systems, transmissions, and refrigeration equipment sourced from renowned manufacturers. Our international reach spans markets in Southern California, Asia, and South America.

Carroll Metal Works specializes in custom steel fabrication and installation services, with a focus on spiral staircases and structural steel components. Established in 1984, we deliver code-compliant, durable solutions for residential and commercial projects across Southern California. Our expertise includes stainless steel, galvanized, and powder-coated spiral stairs designed to meet specific architectural requirements.

Ryan Hydraulic Service provides specialized hydraulic systems and components including Planetary Hydraulic Winches and Directional Control Valves. With 40 years of experience, we serve industries requiring heavy-duty hydraulic solutions for applications like drilling rigs, logging operations, and marine vessels. Our inventory enables rapid delivery of critical equipment with line pull capacities ranging from 1,102 lbs to 74,964 lbs.