rotavator blade/rotary tiller blade: Material of products We produce power tiller blade, choose imported high quality steel 65Mn(65Mn Spring steel) and 60Si2Mn steel.ProductsDescription We produce the products with import specialized equipment, ,and use rolling technology. Processing scope: In addition to machinable standard harvester fittings, we can also design custom-made according to customer specifications for processing all kinds of heterotypic power tiller, rotary cultivator. any drawing or new specification is welcome.Main applicationheterotypic power tiller, rotary cultivator,straw chopper , straw disintegrator , ensilage cutter ,fodder disintegrator , spade head plowshares of the planting machine.