... machine, and we can provide both bottom knife and fly knife for you. chipper knife chipper bladeAccording to different size of the ... machine, we can provide you different accessories, including knife, bottom knife, fly knife, gearbox, sieve and so on.Here is the ... size of all chipper rotor knives:type(rotor knife)sizeBX218780*220*20BX218780*100*20BX216600*185*20BX216600*100*20BX2113780 ...