... ,SKS7,SK2,Cr12Mov,H13,9CrSi,6CrW2Si,W6Mo5Cr4V2,YG8,YT15,P20,K30 etc It can sharpen the flat blade of plastic crushers, blade ... ,SKS7,SK2,Cr12Mov,H13,9CrSi,6CrW2Si,W6Mo5Cr4V2,YG8,YT15,P20,K30 etc(1)Blade sharpening machine MD600 model(2)working table size ...