... .5. We can produce all of the kinds of combine harvester finger according to your requests or your drawings Material ... : 65Mn (65Mn Spring steel).2. We produce the combine harvester knife/blade with import specialized equipment, and use rolling machine.3 ... cooking, sandblasting and On anti-rust oil.5. Main application : combine harvester, swather , lawn mower , straw chopper , straw disintegrator , ...