Chipper KnivesKeeping the tree chipper going is crucial to finishing the job and the chipper knife is a big part of that. Sherriltree stocks the most popular sizes and configurations of chipper knife so you can keep your chipper ready to go. We offer chipper knives and blades from Knife Source and Simonds. Knife Source Chipper KnivesManufactured in the United States, Knife Source knives use a dual-tempering process for increased hardness and durability that make for a chipper knife that can withstand the toughest jobs. The Knife Source chipper knife is made to fit most sizes 3/8, 5/8, and 7 1/4, and fits just about any popular chipper machine brand like Vermeer or Bandit.Simonds Chipper Knives Simonds brand knives carry over 185 years of quality. Produced in the United States by Simonds, the oldest cutting tool manufacturer in North America, every chipper knife they make reflects attention to detail. Featuring smoothly drilled holes to exact length and width, the Simonds chipper knife comes most sizes 3/8, 5/8, and 7 1/4, and fits just about any popular chipper machine brand like Vermeer or Bandit.