Sanjack Casting supplies automotive investment casting parts for vehicle transmission, exhaust, intake and suspension systems. Products are made from stainless steel, carbon steel and heat-treated alloy steel using investment casting, heat-treatment, CNC machining and surface-finishing.
As China manufacturer and factory, we review every custom drawing before tooling. engineering check covers wall thickness, machining allowance, datums, tolerances and inspection access.
Production can include tooling, casting, heat-treatment, CNC machining, drilling, grinding, polishing and final inspection according to approved specification.
Sanjack Casting works as Chinese exporter and supplier for OEM projects. Buyers can create 2D drawings, 3D models or samples, while material certificates and dimensional reports can be arranged.
For a direct factory price, send the drawing, material grade, annual quantity, surface requirement and delivery destination to export@tousinmetal.com.






