Custom-made screws by specialists in special screws! We accommodate various shapes.
San-Ei," a company based in Osaka that manufactures and sells special screws, offers a completely custom-made service that produces special screws according to specific products or specifications, such as screw parts not available on the market, long bolts, and bolts with internal threads.
【Processing Examples】
■ Head shape processing (oval shape/knurled)
■ Hole processing in the head (hexagonal/hexalobular)
■ Eccentric processing
■ Head painting
■ Polishing
■ Welding
■ Through hole processing
■ Tapping
【Recommended for the following people!】
◎ Those who need special screws that cannot be obtained commercially
◎ Those who require specific products or specifications for construction, machine tools, transport machinery, industrial machinery, chemical plants, etc.
◎ Cases where materials or surface treatments are needed according to environmental conditions, such as improving strength, corrosion resistance, and wear resistance.
For more details, please download the catalog or contact us.