... nuts, self drilling screw, self tapping screw, machine screw, furniture screwdrywall screw, screw nut, screw cap ... etc 2) Main equipment: CNC machine, automatic lathe, grinder, thread rolling machine, tapping /drilling machine etc 3) Measuring & testing ... electronics, home appliance, computer, lighting, automobiles, furniture and industries. Main Customer:USA, Germany, UK, Poland, Italy, Russia ...