関口精機 Company Profile

We provide high-quality products with a wide range of processing techniques! We accept long-length lathe machining!

We have established a system that can handle all processes related to manufacturing, including procurement of various materials, casting and superalloys, large-scale can machining, heat treatment, long-length general-purpose lathe processing, NC composite lathe processing, composite machining, inner diameter keyway processing, polishing, hard chrome plating, electroless nickel plating, blackening, and more, all within a short delivery time by forming a network with nearby cooperative factories. This allows us to deliver small rods to our customers promptly. We also offer various suggestions regarding material selection, processing methods, delivery time compression, consultation on machining drawings, and tool selection for cost reduction, so please feel free to consult with us.