The Crary Bear Cat 77589-00 Chipper Serrated Shredder Knives Kit delivers efficient cutting performance for compatible chipper and shredder equipment. This knife kit includes serrated blades designed to process branches, brush, and yard debris by gripping and cutting materials into manageable chips. The serrated edges improve material feed and reduce clogging during operation. Built f... https://www.wholetoolbox.com/crary-bear-cat-77589-00-chipper-serrated-shredder-knives-kit