... Holland ,John Deer, Kubota combine harvester.4. Production application: the spare parts of the combine harvester of the grain, the ... 65Mn (65Mn Spring steel).2. We produce the combine harvester knife/blade with import specialized equipment, and use rolling machine ... , sandblasting and On anti-rust oil.5. Main application : combine harvester, swather , lawn mower , straw chopper , straw disintegrator ...