620*6mm notched disc blades Lemken 3490467 

this blades were produced by sample Lemken 3490467,  very hot sell disc blades. 

in 65mn material, HRC 38-45. 

other Lemken disc blades also can be produce, here are pictures show; 

contact me for mroe details , my mail; mollydou@126.com   my phone; 0086-18266165302